Home / 18,240.74-25,173.08-10,282.97

Finding the Fourth Proportional to 18,240.74, 25,173.08 and 10,282.97

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Solution

The fourth proportional to 18,240.74, 25,173.08 and 10,282.97 is: 14,190.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,240.74 : 25,173.08 = 10,282.97 : x
  2. Step 2: Convert to fraction form
    18,240.74/25,173.08 = 10,282.97/x
  3. Step 3: Cross multiply
    18,240.74x = 25,173.08 × 10,282.97
  4. Step 4: Simplify right side
    18,240.74x = 258,853,849.17
  5. Step 5: Solve for x
    x = 258,853,849.17/18,240.74
  6. Step 6: Final answer
    x = 14,190.98

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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.