Home / 18,530.46-25,572.11-10,146.96

Finding the Fourth Proportional to 18,530.46, 25,572.11 and 10,146.96

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Solution

The fourth proportional to 18,530.46, 25,572.11 and 10,146.96 is: 14,002.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,530.46 : 25,572.11 = 10,146.96 : x
  2. Step 2: Convert to fraction form
    18,530.46/25,572.11 = 10,146.96/x
  3. Step 3: Cross multiply
    18,530.46x = 25,572.11 × 10,146.96
  4. Step 4: Simplify right side
    18,530.46x = 259,479,126.55
  5. Step 5: Solve for x
    x = 259,479,126.55/18,530.46
  6. Step 6: Final answer
    x = 14,002.84

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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.