Home / 52,472.08-78,687.24-19,184.56

Finding the Fourth Proportional to 52,472.08, 78,687.24 and 19,184.56

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Solution

The fourth proportional to 52,472.08, 78,687.24 and 19,184.56 is: 28,769.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,472.08 : 78,687.24 = 19,184.56 : x
  2. Step 2: Convert to fraction form
    52,472.08/78,687.24 = 19,184.56/x
  3. Step 3: Cross multiply
    52,472.08x = 78,687.24 × 19,184.56
  4. Step 4: Simplify right side
    52,472.08x = 1,509,580,077.01
  5. Step 5: Solve for x
    x = 1,509,580,077.01/52,472.08
  6. Step 6: Final answer
    x = 28,769.21

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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.