Home / 39,442.43-59,125.37-15,743.12

Finding the Fourth Proportional to 39,442.43, 59,125.37 and 15,743.12

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Solution

The fourth proportional to 39,442.43, 59,125.37 and 15,743.12 is: 23,599.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,442.43 : 59,125.37 = 15,743.12 : x
  2. Step 2: Convert to fraction form
    39,442.43/59,125.37 = 15,743.12/x
  3. Step 3: Cross multiply
    39,442.43x = 59,125.37 × 15,743.12
  4. Step 4: Simplify right side
    39,442.43x = 930,817,420.61
  5. Step 5: Solve for x
    x = 930,817,420.61/39,442.43
  6. Step 6: Final answer
    x = 23,599.40

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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.