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Finding the Fourth Proportional to 22,512.30, 33,768.45 and 9,374.10

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Solution

The fourth proportional to 22,512.30, 33,768.45 and 9,374.10 is: 14,061.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,512.30 : 33,768.45 = 9,374.10 : x
  2. Step 2: Convert to fraction form
    22,512.30/33,768.45 = 9,374.10/x
  3. Step 3: Cross multiply
    22,512.30x = 33,768.45 × 9,374.10
  4. Step 4: Simplify right side
    22,512.30x = 316,548,827.15
  5. Step 5: Solve for x
    x = 316,548,827.15/22,512.30
  6. Step 6: Final answer
    x = 14,061.15

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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.