Home / 52,037.55-78,000.35-22,469.31

Finding the Fourth Proportional to 52,037.55, 78,000.35 and 22,469.31

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Solution

The fourth proportional to 52,037.55, 78,000.35 and 22,469.31 is: 33,679.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,037.55 : 78,000.35 = 22,469.31 : x
  2. Step 2: Convert to fraction form
    52,037.55/78,000.35 = 22,469.31/x
  3. Step 3: Cross multiply
    52,037.55x = 78,000.35 × 22,469.31
  4. Step 4: Simplify right side
    52,037.55x = 1,752,613,931.91
  5. Step 5: Solve for x
    x = 1,752,613,931.91/52,037.55
  6. Step 6: Final answer
    x = 33,679.79

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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.