Home / 22,381.29-33,578.88-9,234.72

Finding the Fourth Proportional to 22,381.29, 33,578.88 and 9,234.72

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Solution

The fourth proportional to 22,381.29, 33,578.88 and 9,234.72 is: 13,854.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,381.29 : 33,578.88 = 9,234.72 : x
  2. Step 2: Convert to fraction form
    22,381.29/33,578.88 = 9,234.72/x
  3. Step 3: Cross multiply
    22,381.29x = 33,578.88 × 9,234.72
  4. Step 4: Simplify right side
    22,381.29x = 310,091,554.71
  5. Step 5: Solve for x
    x = 310,091,554.71/22,381.29
  6. Step 6: Final answer
    x = 13,854.95

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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.