Home / 39,717.71-59,563.92-13,057.54

Finding the Fourth Proportional to 39,717.71, 59,563.92 and 13,057.54

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Solution

The fourth proportional to 39,717.71, 59,563.92 and 13,057.54 is: 19,582.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,717.71 : 59,563.92 = 13,057.54 : x
  2. Step 2: Convert to fraction form
    39,717.71/59,563.92 = 13,057.54/x
  3. Step 3: Cross multiply
    39,717.71x = 59,563.92 × 13,057.54
  4. Step 4: Simplify right side
    39,717.71x = 777,758,168.01
  5. Step 5: Solve for x
    x = 777,758,168.01/39,717.71
  6. Step 6: Final answer
    x = 19,582.15

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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.