Home / 25,454.99-38,167.13-11,412.47

Finding the Fourth Proportional to 25,454.99, 38,167.13 and 11,412.47

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Solution

The fourth proportional to 25,454.99, 38,167.13 and 11,412.47 is: 17,111.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,454.99 : 38,167.13 = 11,412.47 : x
  2. Step 2: Convert to fraction form
    25,454.99/38,167.13 = 11,412.47/x
  3. Step 3: Cross multiply
    25,454.99x = 38,167.13 × 11,412.47
  4. Step 4: Simplify right side
    25,454.99x = 435,581,350.06
  5. Step 5: Solve for x
    x = 435,581,350.06/25,454.99
  6. Step 6: Final answer
    x = 17,111.83

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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.