Home / 52,489.31-78,733.90-13,046.42

Finding the Fourth Proportional to 52,489.31, 78,733.90 and 13,046.42

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Solution

The fourth proportional to 52,489.31, 78,733.90 and 13,046.42 is: 19,569.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,489.31 : 78,733.90 = 13,046.42 : x
  2. Step 2: Convert to fraction form
    52,489.31/78,733.90 = 13,046.42/x
  3. Step 3: Cross multiply
    52,489.31x = 78,733.90 × 13,046.42
  4. Step 4: Simplify right side
    52,489.31x = 1,027,195,759.45
  5. Step 5: Solve for x
    x = 1,027,195,759.45/52,489.31
  6. Step 6: Final answer
    x = 19,569.62

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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.