Home / 18,540.14-25,585.36-10,042.24

Finding the Fourth Proportional to 18,540.14, 25,585.36 and 10,042.24

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Solution

The fourth proportional to 18,540.14, 25,585.36 and 10,042.24 is: 13,858.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,540.14 : 25,585.36 = 10,042.24 : x
  2. Step 2: Convert to fraction form
    18,540.14/25,585.36 = 10,042.24/x
  3. Step 3: Cross multiply
    18,540.14x = 25,585.36 × 10,042.24
  4. Step 4: Simplify right side
    18,540.14x = 256,934,325.61
  5. Step 5: Solve for x
    x = 256,934,325.61/18,540.14
  6. Step 6: Final answer
    x = 13,858.27

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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.