Home / 14,531.50-21,805.13-11,251

Finding the Fourth Proportional to 14,531.50, 21,805.13 and 11,251

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Solution

The fourth proportional to 14,531.50, 21,805.13 and 11,251 is: 16,882.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,531.50 : 21,805.13 = 11,251 : x
  2. Step 2: Convert to fraction form
    14,531.50/21,805.13 = 11,251/x
  3. Step 3: Cross multiply
    14,531.50x = 21,805.13 × 11,251
  4. Step 4: Simplify right side
    14,531.50x = 245,329,517.63
  5. Step 5: Solve for x
    x = 245,329,517.63/14,531.50
  6. Step 6: Final answer
    x = 16,882.60

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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.