Home / 18,624.28-25,701.48-10,240.80

Finding the Fourth Proportional to 18,624.28, 25,701.48 and 10,240.80

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Solution

The fourth proportional to 18,624.28, 25,701.48 and 10,240.80 is: 14,132.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,624.28 : 25,701.48 = 10,240.80 : x
  2. Step 2: Convert to fraction form
    18,624.28/25,701.48 = 10,240.80/x
  3. Step 3: Cross multiply
    18,624.28x = 25,701.48 × 10,240.80
  4. Step 4: Simplify right side
    18,624.28x = 263,203,716.38
  5. Step 5: Solve for x
    x = 263,203,716.38/18,624.28
  6. Step 6: Final answer
    x = 14,132.29

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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.