Home / 39,628.20-59,345.10-29,713.80

Finding the Fourth Proportional to 39,628.20, 59,345.10 and 29,713.80

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Solution

The fourth proportional to 39,628.20, 59,345.10 and 29,713.80 is: 44,497.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,628.20 : 59,345.10 = 29,713.80 : x
  2. Step 2: Convert to fraction form
    39,628.20/59,345.10 = 29,713.80/x
  3. Step 3: Cross multiply
    39,628.20x = 59,345.10 × 29,713.80
  4. Step 4: Simplify right side
    39,628.20x = 1,763,368,432.38
  5. Step 5: Solve for x
    x = 1,763,368,432.38/39,628.20
  6. Step 6: Final answer
    x = 44,497.82

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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.