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Finding the Fourth Proportional to 32,834.60, 49,251.90 and 13,116.20

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Solution

The fourth proportional to 32,834.60, 49,251.90 and 13,116.20 is: 19,674.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,834.60 : 49,251.90 = 13,116.20 : x
  2. Step 2: Convert to fraction form
    32,834.60/49,251.90 = 13,116.20/x
  3. Step 3: Cross multiply
    32,834.60x = 49,251.90 × 13,116.20
  4. Step 4: Simplify right side
    32,834.60x = 645,997,770.78
  5. Step 5: Solve for x
    x = 645,997,770.78/32,834.60
  6. Step 6: Final answer
    x = 19,674.30

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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.