Home / 22,593.90-31,161.17-15,901.70

Finding the Fourth Proportional to 22,593.90, 31,161.17 and 15,901.70

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Solution

The fourth proportional to 22,593.90, 31,161.17 and 15,901.70 is: 21,931.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,593.90 : 31,161.17 = 15,901.70 : x
  2. Step 2: Convert to fraction form
    22,593.90/31,161.17 = 15,901.70/x
  3. Step 3: Cross multiply
    22,593.90x = 31,161.17 × 15,901.70
  4. Step 4: Simplify right side
    22,593.90x = 495,515,576.99
  5. Step 5: Solve for x
    x = 495,515,576.99/22,593.90
  6. Step 6: Final answer
    x = 21,931.39

Related Problems

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Half scale
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Double scale
Find fourth proportional to 22,594.90, 31,162.55 and 15,902.70
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.