Home / 22,555.67-31,114.13-17,511.80

Finding the Fourth Proportional to 22,555.67, 31,114.13 and 17,511.80

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Solution

The fourth proportional to 22,555.67, 31,114.13 and 17,511.80 is: 24,156.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,555.67 : 31,114.13 = 17,511.80 : x
  2. Step 2: Convert to fraction form
    22,555.67/31,114.13 = 17,511.80/x
  3. Step 3: Cross multiply
    22,555.67x = 31,114.13 × 17,511.80
  4. Step 4: Simplify right side
    22,555.67x = 544,864,178.60
  5. Step 5: Solve for x
    x = 544,864,178.60/22,555.67
  6. Step 6: Final answer
    x = 24,156.42

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Double scale
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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.