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Finding the Fourth Proportional to 47,484.77, 71,230.90 and 15,895.01

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Solution

The fourth proportional to 47,484.77, 71,230.90 and 15,895.01 is: 23,843.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,484.77 : 71,230.90 = 15,895.01 : x
  2. Step 2: Convert to fraction form
    47,484.77/71,230.90 = 15,895.01/x
  3. Step 3: Cross multiply
    47,484.77x = 71,230.90 × 15,895.01
  4. Step 4: Simplify right side
    47,484.77x = 1,132,215,511.65
  5. Step 5: Solve for x
    x = 1,132,215,511.65/47,484.77
  6. Step 6: Final answer
    x = 23,843.76

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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.