Home / 18,475.47-25,496.12-10,091.97

Finding the Fourth Proportional to 18,475.47, 25,496.12 and 10,091.97

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Solution

The fourth proportional to 18,475.47, 25,496.12 and 10,091.97 is: 13,926.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,475.47 : 25,496.12 = 10,091.97 : x
  2. Step 2: Convert to fraction form
    18,475.47/25,496.12 = 10,091.97/x
  3. Step 3: Cross multiply
    18,475.47x = 25,496.12 × 10,091.97
  4. Step 4: Simplify right side
    18,475.47x = 257,306,103.39
  5. Step 5: Solve for x
    x = 257,306,103.39/18,475.47
  6. Step 6: Final answer
    x = 13,926.90

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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.