Home / 25,843.60-38,742.36-10,250.56

Finding the Fourth Proportional to 25,843.60, 38,742.36 and 10,250.56

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Solution

The fourth proportional to 25,843.60, 38,742.36 and 10,250.56 is: 15,366.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,843.60 : 38,742.36 = 10,250.56 : x
  2. Step 2: Convert to fraction form
    25,843.60/38,742.36 = 10,250.56/x
  3. Step 3: Cross multiply
    25,843.60x = 38,742.36 × 10,250.56
  4. Step 4: Simplify right side
    25,843.60x = 397,130,885.72
  5. Step 5: Solve for x
    x = 397,130,885.72/25,843.60
  6. Step 6: Final answer
    x = 15,366.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.