Home / 18,725.13-25,839.90-10,227.06

Finding the Fourth Proportional to 18,725.13, 25,839.90 and 10,227.06

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Solution

The fourth proportional to 18,725.13, 25,839.90 and 10,227.06 is: 14,112.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,725.13 : 25,839.90 = 10,227.06 : x
  2. Step 2: Convert to fraction form
    18,725.13/25,839.90 = 10,227.06/x
  3. Step 3: Cross multiply
    18,725.13x = 25,839.90 × 10,227.06
  4. Step 4: Simplify right side
    18,725.13x = 264,266,207.69
  5. Step 5: Solve for x
    x = 264,266,207.69/18,725.13
  6. Step 6: Final answer
    x = 14,112.92

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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.