Home / 47,821.32-71,732.28-16,656.54

Finding the Fourth Proportional to 47,821.32, 71,732.28 and 16,656.54

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Solution

The fourth proportional to 47,821.32, 71,732.28 and 16,656.54 is: 24,984.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,821.32 : 71,732.28 = 16,656.54 : x
  2. Step 2: Convert to fraction form
    47,821.32/71,732.28 = 16,656.54/x
  3. Step 3: Cross multiply
    47,821.32x = 71,732.28 × 16,656.54
  4. Step 4: Simplify right side
    47,821.32x = 1,194,811,591.11
  5. Step 5: Solve for x
    x = 1,194,811,591.11/47,821.32
  6. Step 6: Final answer
    x = 24,984.91

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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.