Home / 18,713.53-25,823.46-10,330.21

Finding the Fourth Proportional to 18,713.53, 25,823.46 and 10,330.21

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Solution

The fourth proportional to 18,713.53, 25,823.46 and 10,330.21 is: 14,255.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,713.53 : 25,823.46 = 10,330.21 : x
  2. Step 2: Convert to fraction form
    18,713.53/25,823.46 = 10,330.21/x
  3. Step 3: Cross multiply
    18,713.53x = 25,823.46 × 10,330.21
  4. Step 4: Simplify right side
    18,713.53x = 266,761,764.73
  5. Step 5: Solve for x
    x = 266,761,764.73/18,713.53
  6. Step 6: Final answer
    x = 14,255.02

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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.