Home / 25,171.38-37,758.22-17,808.75

Finding the Fourth Proportional to 25,171.38, 37,758.22 and 17,808.75

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Solution

The fourth proportional to 25,171.38, 37,758.22 and 17,808.75 is: 26,713.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,171.38 : 37,758.22 = 17,808.75 : x
  2. Step 2: Convert to fraction form
    25,171.38/37,758.22 = 17,808.75/x
  3. Step 3: Cross multiply
    25,171.38x = 37,758.22 × 17,808.75
  4. Step 4: Simplify right side
    25,171.38x = 672,426,655.90
  5. Step 5: Solve for x
    x = 672,426,655.90/25,171.38
  6. Step 6: Final answer
    x = 26,713.94

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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.