Home / 16,294.11-22,486.34-9,220.38

Finding the Fourth Proportional to 16,294.11, 22,486.34 and 9,220.38

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Solution

The fourth proportional to 16,294.11, 22,486.34 and 9,220.38 is: 12,724.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,294.11 : 22,486.34 = 9,220.38 : x
  2. Step 2: Convert to fraction form
    16,294.11/22,486.34 = 9,220.38/x
  3. Step 3: Cross multiply
    16,294.11x = 22,486.34 × 9,220.38
  4. Step 4: Simplify right side
    16,294.11x = 207,332,599.61
  5. Step 5: Solve for x
    x = 207,332,599.61/16,294.11
  6. Step 6: Final answer
    x = 12,724.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.