Home / 39,712.54-59,565.10-13,417.51

Finding the Fourth Proportional to 39,712.54, 59,565.10 and 13,417.51

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Solution

The fourth proportional to 39,712.54, 59,565.10 and 13,417.51 is: 20,125.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,712.54 : 59,565.10 = 13,417.51 : x
  2. Step 2: Convert to fraction form
    39,712.54/59,565.10 = 13,417.51/x
  3. Step 3: Cross multiply
    39,712.54x = 59,565.10 × 13,417.51
  4. Step 4: Simplify right side
    39,712.54x = 799,215,324.90
  5. Step 5: Solve for x
    x = 799,215,324.90/39,712.54
  6. Step 6: Final answer
    x = 20,125.01

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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.