Home / 52,502.12-78,755.04-13,059.44

Finding the Fourth Proportional to 52,502.12, 78,755.04 and 13,059.44

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Solution

The fourth proportional to 52,502.12, 78,755.04 and 13,059.44 is: 19,589.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,502.12 : 78,755.04 = 13,059.44 : x
  2. Step 2: Convert to fraction form
    52,502.12/78,755.04 = 13,059.44/x
  3. Step 3: Cross multiply
    52,502.12x = 78,755.04 × 13,059.44
  4. Step 4: Simplify right side
    52,502.12x = 1,028,496,719.58
  5. Step 5: Solve for x
    x = 1,028,496,719.58/52,502.12
  6. Step 6: Final answer
    x = 19,589.62

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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.