Home / 52,581.80-78,825.69-19,294.14

Finding the Fourth Proportional to 52,581.80, 78,825.69 and 19,294.14

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Solution

The fourth proportional to 52,581.80, 78,825.69 and 19,294.14 is: 28,923.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,581.80 : 78,825.69 = 19,294.14 : x
  2. Step 2: Convert to fraction form
    52,581.80/78,825.69 = 19,294.14/x
  3. Step 3: Cross multiply
    52,581.80x = 78,825.69 × 19,294.14
  4. Step 4: Simplify right side
    52,581.80x = 1,520,873,898.46
  5. Step 5: Solve for x
    x = 1,520,873,898.46/52,581.80
  6. Step 6: Final answer
    x = 28,923.96

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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.