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Finding the Fourth Proportional to 22,368.68, 33,523.86 and 9,207.80

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Solution

The fourth proportional to 22,368.68, 33,523.86 and 9,207.80 is: 13,799.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,368.68 : 33,523.86 = 9,207.80 : x
  2. Step 2: Convert to fraction form
    22,368.68/33,523.86 = 9,207.80/x
  3. Step 3: Cross multiply
    22,368.68x = 33,523.86 × 9,207.80
  4. Step 4: Simplify right side
    22,368.68x = 308,680,998.11
  5. Step 5: Solve for x
    x = 308,680,998.11/22,368.68
  6. Step 6: Final answer
    x = 13,799.70

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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.