Home / 18,675.92-25,771.56-10,292.42

Finding the Fourth Proportional to 18,675.92, 25,771.56 and 10,292.42

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Solution

The fourth proportional to 18,675.92, 25,771.56 and 10,292.42 is: 14,202.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,675.92 : 25,771.56 = 10,292.42 : x
  2. Step 2: Convert to fraction form
    18,675.92/25,771.56 = 10,292.42/x
  3. Step 3: Cross multiply
    18,675.92x = 25,771.56 × 10,292.42
  4. Step 4: Simplify right side
    18,675.92x = 265,251,719.58
  5. Step 5: Solve for x
    x = 265,251,719.58/18,675.92
  6. Step 6: Final answer
    x = 14,202.87

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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.