Home / 18,542.32-25,587.92-10,366

Finding the Fourth Proportional to 18,542.32, 25,587.92 and 10,366

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Solution

The fourth proportional to 18,542.32, 25,587.92 and 10,366 is: 14,304.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,542.32 : 25,587.92 = 10,366 : x
  2. Step 2: Convert to fraction form
    18,542.32/25,587.92 = 10,366/x
  3. Step 3: Cross multiply
    18,542.32x = 25,587.92 × 10,366
  4. Step 4: Simplify right side
    18,542.32x = 265,244,378.72
  5. Step 5: Solve for x
    x = 265,244,378.72/18,542.32
  6. Step 6: Final answer
    x = 14,304.81

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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.