Home / 52,559.18-78,830.24-15,110.72

Finding the Fourth Proportional to 52,559.18, 78,830.24 and 15,110.72

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Solution

The fourth proportional to 52,559.18, 78,830.24 and 15,110.72 is: 22,663.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,559.18 : 78,830.24 = 15,110.72 : x
  2. Step 2: Convert to fraction form
    52,559.18/78,830.24 = 15,110.72/x
  3. Step 3: Cross multiply
    52,559.18x = 78,830.24 × 15,110.72
  4. Step 4: Simplify right side
    52,559.18x = 1,191,181,214.47
  5. Step 5: Solve for x
    x = 1,191,181,214.47/52,559.18
  6. Step 6: Final answer
    x = 22,663.62

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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.