Home / 18,610.13-25,682.13-10,112.29

Finding the Fourth Proportional to 18,610.13, 25,682.13 and 10,112.29

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Solution

The fourth proportional to 18,610.13, 25,682.13 and 10,112.29 is: 13,955.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,610.13 : 25,682.13 = 10,112.29 : x
  2. Step 2: Convert to fraction form
    18,610.13/25,682.13 = 10,112.29/x
  3. Step 3: Cross multiply
    18,610.13x = 25,682.13 × 10,112.29
  4. Step 4: Simplify right side
    18,610.13x = 259,705,082.17
  5. Step 5: Solve for x
    x = 259,705,082.17/18,610.13
  6. Step 6: Final answer
    x = 13,955.04

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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.