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Finding the Fourth Proportional to 63,612.58, 95,429.86 and 21,492.96

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Solution

The fourth proportional to 63,612.58, 95,429.86 and 21,492.96 is: 32,243.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,612.58 : 95,429.86 = 21,492.96 : x
  2. Step 2: Convert to fraction form
    63,612.58/95,429.86 = 21,492.96/x
  3. Step 3: Cross multiply
    63,612.58x = 95,429.86 × 21,492.96
  4. Step 4: Simplify right side
    63,612.58x = 2,051,070,163.79
  5. Step 5: Solve for x
    x = 2,051,070,163.79/63,612.58
  6. Step 6: Final answer
    x = 32,243.15

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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.