Home / 18,575.28-25,633.08-10,191.96

Finding the Fourth Proportional to 18,575.28, 25,633.08 and 10,191.96

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Solution

The fourth proportional to 18,575.28, 25,633.08 and 10,191.96 is: 14,064.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,575.28 : 25,633.08 = 10,191.96 : x
  2. Step 2: Convert to fraction form
    18,575.28/25,633.08 = 10,191.96/x
  3. Step 3: Cross multiply
    18,575.28x = 25,633.08 × 10,191.96
  4. Step 4: Simplify right side
    18,575.28x = 261,251,326.04
  5. Step 5: Solve for x
    x = 261,251,326.04/18,575.28
  6. Step 6: Final answer
    x = 14,064.46

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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.