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Finding the Fourth Proportional to 32,191.66, 48,287.52 and 18,311.50

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Solution

The fourth proportional to 32,191.66, 48,287.52 and 18,311.50 is: 27,467.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,191.66 : 48,287.52 = 18,311.50 : x
  2. Step 2: Convert to fraction form
    32,191.66/48,287.52 = 18,311.50/x
  3. Step 3: Cross multiply
    32,191.66x = 48,287.52 × 18,311.50
  4. Step 4: Simplify right side
    32,191.66x = 884,216,922.48
  5. Step 5: Solve for x
    x = 884,216,922.48/32,191.66
  6. Step 6: Final answer
    x = 27,467.27

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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.