Home / 18,542.11-25,587.92-10,158.59

Finding the Fourth Proportional to 18,542.11, 25,587.92 and 10,158.59

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Solution

The fourth proportional to 18,542.11, 25,587.92 and 10,158.59 is: 14,018.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,542.11 : 25,587.92 = 10,158.59 : x
  2. Step 2: Convert to fraction form
    18,542.11/25,587.92 = 10,158.59/x
  3. Step 3: Cross multiply
    18,542.11x = 25,587.92 × 10,158.59
  4. Step 4: Simplify right side
    18,542.11x = 259,937,137.44
  5. Step 5: Solve for x
    x = 259,937,137.44/18,542.11
  6. Step 6: Final answer
    x = 14,018.75

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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.