Home / 25,515.15-35,195.36-17,948.13

Finding the Fourth Proportional to 25,515.15, 35,195.36 and 17,948.13

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Solution

The fourth proportional to 25,515.15, 35,195.36 and 17,948.13 is: 24,757.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,515.15 : 35,195.36 = 17,948.13 : x
  2. Step 2: Convert to fraction form
    25,515.15/35,195.36 = 17,948.13/x
  3. Step 3: Cross multiply
    25,515.15x = 35,195.36 × 17,948.13
  4. Step 4: Simplify right side
    25,515.15x = 631,690,806.94
  5. Step 5: Solve for x
    x = 631,690,806.94/25,515.15
  6. Step 6: Final answer
    x = 24,757.48

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Half scale
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Double scale
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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.