Home / 39,757.29-59,638.70-13,453.14

Finding the Fourth Proportional to 39,757.29, 59,638.70 and 13,453.14

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Solution

The fourth proportional to 39,757.29, 59,638.70 and 13,453.14 is: 20,180.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,757.29 : 59,638.70 = 13,453.14 : x
  2. Step 2: Convert to fraction form
    39,757.29/59,638.70 = 13,453.14/x
  3. Step 3: Cross multiply
    39,757.29x = 59,638.70 × 13,453.14
  4. Step 4: Simplify right side
    39,757.29x = 802,327,780.52
  5. Step 5: Solve for x
    x = 802,327,780.52/39,757.29
  6. Step 6: Final answer
    x = 20,180.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.