Home / 38,784.80-57,997.38-29,426.88

Finding the Fourth Proportional to 38,784.80, 57,997.38 and 29,426.88

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Solution

The fourth proportional to 38,784.80, 57,997.38 and 29,426.88 is: 44,003.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,784.80 : 57,997.38 = 29,426.88 : x
  2. Step 2: Convert to fraction form
    38,784.80/57,997.38 = 29,426.88/x
  3. Step 3: Cross multiply
    38,784.80x = 57,997.38 × 29,426.88
  4. Step 4: Simplify right side
    38,784.80x = 1,706,681,941.57
  5. Step 5: Solve for x
    x = 1,706,681,941.57/38,784.80
  6. Step 6: Final answer
    x = 44,003.89

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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.