Home / 48,452.38-72,697.10-18,890.82

Finding the Fourth Proportional to 48,452.38, 72,697.10 and 18,890.82

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Solution

The fourth proportional to 48,452.38, 72,697.10 and 18,890.82 is: 28,343.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,452.38 : 72,697.10 = 18,890.82 : x
  2. Step 2: Convert to fraction form
    48,452.38/72,697.10 = 18,890.82/x
  3. Step 3: Cross multiply
    48,452.38x = 72,697.10 × 18,890.82
  4. Step 4: Simplify right side
    48,452.38x = 1,373,307,736.17
  5. Step 5: Solve for x
    x = 1,373,307,736.17/48,452.38
  6. Step 6: Final answer
    x = 28,343.45

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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.