Home / 17,817.15-26,752.71-14,149.12

Finding the Fourth Proportional to 17,817.15, 26,752.71 and 14,149.12

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Solution

The fourth proportional to 17,817.15, 26,752.71 and 14,149.12 is: 21,245.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,817.15 : 26,752.71 = 14,149.12 : x
  2. Step 2: Convert to fraction form
    17,817.15/26,752.71 = 14,149.12/x
  3. Step 3: Cross multiply
    17,817.15x = 26,752.71 × 14,149.12
  4. Step 4: Simplify right side
    17,817.15x = 378,527,304.12
  5. Step 5: Solve for x
    x = 378,527,304.12/17,817.15
  6. Step 6: Final answer
    x = 21,245.11

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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.