Home / 18,131.96-25,017.84-10,573.76

Finding the Fourth Proportional to 18,131.96, 25,017.84 and 10,573.76

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Solution

The fourth proportional to 18,131.96, 25,017.84 and 10,573.76 is: 14,589.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,131.96 : 25,017.84 = 10,573.76 : x
  2. Step 2: Convert to fraction form
    18,131.96/25,017.84 = 10,573.76/x
  3. Step 3: Cross multiply
    18,131.96x = 25,017.84 × 10,573.76
  4. Step 4: Simplify right side
    18,131.96x = 264,532,635.88
  5. Step 5: Solve for x
    x = 264,532,635.88/18,131.96
  6. Step 6: Final answer
    x = 14,589.30

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Similar ratio
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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.