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Finding the Fourth Proportional to 63,656.20, 95,484.30 and 16,271.20

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Solution

The fourth proportional to 63,656.20, 95,484.30 and 16,271.20 is: 24,406.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,656.20 : 95,484.30 = 16,271.20 : x
  2. Step 2: Convert to fraction form
    63,656.20/95,484.30 = 16,271.20/x
  3. Step 3: Cross multiply
    63,656.20x = 95,484.30 × 16,271.20
  4. Step 4: Simplify right side
    63,656.20x = 1,553,644,142.16
  5. Step 5: Solve for x
    x = 1,553,644,142.16/63,656.20
  6. Step 6: Final answer
    x = 24,406.80

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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.