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Finding the Fourth Proportional to 22,646.07, 33,961.42 and 8,602.71

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Solution

The fourth proportional to 22,646.07, 33,961.42 and 8,602.71 is: 12,901.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,646.07 : 33,961.42 = 8,602.71 : x
  2. Step 2: Convert to fraction form
    22,646.07/33,961.42 = 8,602.71/x
  3. Step 3: Cross multiply
    22,646.07x = 33,961.42 × 8,602.71
  4. Step 4: Simplify right side
    22,646.07x = 292,160,247.45
  5. Step 5: Solve for x
    x = 292,160,247.45/22,646.07
  6. Step 6: Final answer
    x = 12,901.15

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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.