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Finding the Fourth Proportional to 22,294.32, 33,442.68 and 7,503.72

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Solution

The fourth proportional to 22,294.32, 33,442.68 and 7,503.72 is: 11,255.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,294.32 : 33,442.68 = 7,503.72 : x
  2. Step 2: Convert to fraction form
    22,294.32/33,442.68 = 7,503.72/x
  3. Step 3: Cross multiply
    22,294.32x = 33,442.68 × 7,503.72
  4. Step 4: Simplify right side
    22,294.32x = 250,944,506.77
  5. Step 5: Solve for x
    x = 250,944,506.77/22,294.32
  6. Step 6: Final answer
    x = 11,255.98

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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.