Home / 22,638.13-31,251.86-14,144.97

Finding the Fourth Proportional to 22,638.13, 31,251.86 and 14,144.97

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Solution

The fourth proportional to 22,638.13, 31,251.86 and 14,144.97 is: 19,527.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,638.13 : 31,251.86 = 14,144.97 : x
  2. Step 2: Convert to fraction form
    22,638.13/31,251.86 = 14,144.97/x
  3. Step 3: Cross multiply
    22,638.13x = 31,251.86 × 14,144.97
  4. Step 4: Simplify right side
    22,638.13x = 442,056,721.66
  5. Step 5: Solve for x
    x = 442,056,721.66/22,638.13
  6. Step 6: Final answer
    x = 19,527.09

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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.