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Finding the Fourth Proportional to 63,585.96, 95,379.60 and 19,213.08

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Solution

The fourth proportional to 63,585.96, 95,379.60 and 19,213.08 is: 28,819.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,585.96 : 95,379.60 = 19,213.08 : x
  2. Step 2: Convert to fraction form
    63,585.96/95,379.60 = 19,213.08/x
  3. Step 3: Cross multiply
    63,585.96x = 95,379.60 × 19,213.08
  4. Step 4: Simplify right side
    63,585.96x = 1,832,535,885.17
  5. Step 5: Solve for x
    x = 1,832,535,885.17/63,585.96
  6. Step 6: Final answer
    x = 28,819.82

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1.5x scale

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.