Home / 18,494.28-25,522.08-10,110.78

Finding the Fourth Proportional to 18,494.28, 25,522.08 and 10,110.78

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Solution

The fourth proportional to 18,494.28, 25,522.08 and 10,110.78 is: 13,952.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,494.28 : 25,522.08 = 10,110.78 : x
  2. Step 2: Convert to fraction form
    18,494.28/25,522.08 = 10,110.78/x
  3. Step 3: Cross multiply
    18,494.28x = 25,522.08 × 10,110.78
  4. Step 4: Simplify right side
    18,494.28x = 258,048,136.02
  5. Step 5: Solve for x
    x = 258,048,136.02/18,494.28
  6. Step 6: Final answer
    x = 13,952.86

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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.