Home / 39,143.33-58,718.15-11,063.61

Finding the Fourth Proportional to 39,143.33, 58,718.15 and 11,063.61

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Solution

The fourth proportional to 39,143.33, 58,718.15 and 11,063.61 is: 16,596.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,143.33 : 58,718.15 = 11,063.61 : x
  2. Step 2: Convert to fraction form
    39,143.33/58,718.15 = 11,063.61/x
  3. Step 3: Cross multiply
    39,143.33x = 58,718.15 × 11,063.61
  4. Step 4: Simplify right side
    39,143.33x = 649,634,711.52
  5. Step 5: Solve for x
    x = 649,634,711.52/39,143.33
  6. Step 6: Final answer
    x = 16,596.31

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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.