Home / 18,757.25-25,885.02-10,373.75

Finding the Fourth Proportional to 18,757.25, 25,885.02 and 10,373.75

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Solution

The fourth proportional to 18,757.25, 25,885.02 and 10,373.75 is: 14,315.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,757.25 : 25,885.02 = 10,373.75 : x
  2. Step 2: Convert to fraction form
    18,757.25/25,885.02 = 10,373.75/x
  3. Step 3: Cross multiply
    18,757.25x = 25,885.02 × 10,373.75
  4. Step 4: Simplify right side
    18,757.25x = 268,524,726.23
  5. Step 5: Solve for x
    x = 268,524,726.23/18,757.25
  6. Step 6: Final answer
    x = 14,315.78

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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.