Home / 17,819.16-26,755.72-14,151.12

Finding the Fourth Proportional to 17,819.16, 26,755.72 and 14,151.12

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Solution

The fourth proportional to 17,819.16, 26,755.72 and 14,151.12 is: 21,248.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,819.16 : 26,755.72 = 14,151.12 : x
  2. Step 2: Convert to fraction form
    17,819.16/26,755.72 = 14,151.12/x
  3. Step 3: Cross multiply
    17,819.16x = 26,755.72 × 14,151.12
  4. Step 4: Simplify right side
    17,819.16x = 378,623,404.41
  5. Step 5: Solve for x
    x = 378,623,404.41/17,819.16
  6. Step 6: Final answer
    x = 21,248.11

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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.