Home / 52,845.20-79,278.14-19,565.56

Finding the Fourth Proportional to 52,845.20, 79,278.14 and 19,565.56

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Solution

The fourth proportional to 52,845.20, 79,278.14 and 19,565.56 is: 29,352.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,845.20 : 79,278.14 = 19,565.56 : x
  2. Step 2: Convert to fraction form
    52,845.20/79,278.14 = 19,565.56/x
  3. Step 3: Cross multiply
    52,845.20x = 79,278.14 × 19,565.56
  4. Step 4: Simplify right side
    52,845.20x = 1,551,121,204.86
  5. Step 5: Solve for x
    x = 1,551,121,204.86/52,845.20
  6. Step 6: Final answer
    x = 29,352.17

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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.