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Finding the Fourth Proportional to 32,602.41, 48,816.01 and 20,691.70

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Solution

The fourth proportional to 32,602.41, 48,816.01 and 20,691.70 is: 30,981.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,602.41 : 48,816.01 = 20,691.70 : x
  2. Step 2: Convert to fraction form
    32,602.41/48,816.01 = 20,691.70/x
  3. Step 3: Cross multiply
    32,602.41x = 48,816.01 × 20,691.70
  4. Step 4: Simplify right side
    32,602.41x = 1,010,086,137.94
  5. Step 5: Solve for x
    x = 1,010,086,137.94/32,602.41
  6. Step 6: Final answer
    x = 30,981.95

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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.