Home / 52,351.13-72,238.53-29,685.61

Finding the Fourth Proportional to 52,351.13, 72,238.53 and 29,685.61

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Solution

The fourth proportional to 52,351.13, 72,238.53 and 29,685.61 is: 40,962.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,351.13 : 72,238.53 = 29,685.61 : x
  2. Step 2: Convert to fraction form
    52,351.13/72,238.53 = 29,685.61/x
  3. Step 3: Cross multiply
    52,351.13x = 72,238.53 × 29,685.61
  4. Step 4: Simplify right side
    52,351.13x = 2,144,444,828.55
  5. Step 5: Solve for x
    x = 2,144,444,828.55/52,351.13
  6. Step 6: Final answer
    x = 40,962.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.