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Finding the Fourth Proportional to 57,494.84, 86,255.24 and 17,517.42

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Solution

The fourth proportional to 57,494.84, 86,255.24 and 17,517.42 is: 26,280.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,494.84 : 86,255.24 = 17,517.42 : x
  2. Step 2: Convert to fraction form
    57,494.84/86,255.24 = 17,517.42/x
  3. Step 3: Cross multiply
    57,494.84x = 86,255.24 × 17,517.42
  4. Step 4: Simplify right side
    57,494.84x = 1,510,969,266.28
  5. Step 5: Solve for x
    x = 1,510,969,266.28/57,494.84
  6. Step 6: Final answer
    x = 26,280.08

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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.