Home / 25,262.71-37,883.11-13,413.90

Finding the Fourth Proportional to 25,262.71, 37,883.11 and 13,413.90

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Solution

The fourth proportional to 25,262.71, 37,883.11 and 13,413.90 is: 20,115.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,262.71 : 37,883.11 = 13,413.90 : x
  2. Step 2: Convert to fraction form
    25,262.71/37,883.11 = 13,413.90/x
  3. Step 3: Cross multiply
    25,262.71x = 37,883.11 × 13,413.90
  4. Step 4: Simplify right side
    25,262.71x = 508,160,326.32
  5. Step 5: Solve for x
    x = 508,160,326.32/25,262.71
  6. Step 6: Final answer
    x = 20,115.04

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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.