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Finding the Fourth Proportional to 32,191.99, 48,282.82 and 8,812.96

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Solution

The fourth proportional to 32,191.99, 48,282.82 and 8,812.96 is: 13,218.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,191.99 : 48,282.82 = 8,812.96 : x
  2. Step 2: Convert to fraction form
    32,191.99/48,282.82 = 8,812.96/x
  3. Step 3: Cross multiply
    32,191.99x = 48,282.82 × 8,812.96
  4. Step 4: Simplify right side
    32,191.99x = 425,514,418.61
  5. Step 5: Solve for x
    x = 425,514,418.61/32,191.99
  6. Step 6: Final answer
    x = 13,218.02

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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.