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Finding the Fourth Proportional to 24,419.70, 36,629.55 and 21,885.30

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Solution

The fourth proportional to 24,419.70, 36,629.55 and 21,885.30 is: 32,827.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,419.70 : 36,629.55 = 21,885.30 : x
  2. Step 2: Convert to fraction form
    24,419.70/36,629.55 = 21,885.30/x
  3. Step 3: Cross multiply
    24,419.70x = 36,629.55 × 21,885.30
  4. Step 4: Simplify right side
    24,419.70x = 801,648,690.62
  5. Step 5: Solve for x
    x = 801,648,690.62/24,419.70
  6. Step 6: Final answer
    x = 32,827.95

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Similar ratio
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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.