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Finding the Fourth Proportional to 22,520.43, 33,784.29 and 9,373.32

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Solution

The fourth proportional to 22,520.43, 33,784.29 and 9,373.32 is: 14,061.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,520.43 : 33,784.29 = 9,373.32 : x
  2. Step 2: Convert to fraction form
    22,520.43/33,784.29 = 9,373.32/x
  3. Step 3: Cross multiply
    22,520.43x = 33,784.29 × 9,373.32
  4. Step 4: Simplify right side
    22,520.43x = 316,670,961.14
  5. Step 5: Solve for x
    x = 316,670,961.14/22,520.43
  6. Step 6: Final answer
    x = 14,061.50

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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.