Home / 28,064.88-38,727.99-17,454.42

Finding the Fourth Proportional to 28,064.88, 38,727.99 and 17,454.42

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Solution

The fourth proportional to 28,064.88, 38,727.99 and 17,454.42 is: 24,086.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,064.88 : 38,727.99 = 17,454.42 : x
  2. Step 2: Convert to fraction form
    28,064.88/38,727.99 = 17,454.42/x
  3. Step 3: Cross multiply
    28,064.88x = 38,727.99 × 17,454.42
  4. Step 4: Simplify right side
    28,064.88x = 675,974,603.22
  5. Step 5: Solve for x
    x = 675,974,603.22/28,064.88
  6. Step 6: Final answer
    x = 24,086.14

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Double scale
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Similar ratio
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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.