Home / 52,581.72-78,883.92-15,141.54

Finding the Fourth Proportional to 52,581.72, 78,883.92 and 15,141.54

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Solution

The fourth proportional to 52,581.72, 78,883.92 and 15,141.54 is: 22,715.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,581.72 : 78,883.92 = 15,141.54 : x
  2. Step 2: Convert to fraction form
    52,581.72/78,883.92 = 15,141.54/x
  3. Step 3: Cross multiply
    52,581.72x = 78,883.92 × 15,141.54
  4. Step 4: Simplify right side
    52,581.72x = 1,194,424,030.04
  5. Step 5: Solve for x
    x = 1,194,424,030.04/52,581.72
  6. Step 6: Final answer
    x = 22,715.58

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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.