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Finding the Fourth Proportional to 32,665.71, 45,092.47 and 22,069.70

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Solution

The fourth proportional to 32,665.71, 45,092.47 and 22,069.70 is: 30,465.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,665.71 : 45,092.47 = 22,069.70 : x
  2. Step 2: Convert to fraction form
    32,665.71/45,092.47 = 22,069.70/x
  3. Step 3: Cross multiply
    32,665.71x = 45,092.47 × 22,069.70
  4. Step 4: Simplify right side
    32,665.71x = 995,177,114.87
  5. Step 5: Solve for x
    x = 995,177,114.87/32,665.71
  6. Step 6: Final answer
    x = 30,465.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.