Home / 18,516.42-25,552.62-10,132.92

Finding the Fourth Proportional to 18,516.42, 25,552.62 and 10,132.92

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Solution

The fourth proportional to 18,516.42, 25,552.62 and 10,132.92 is: 13,983.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,516.42 : 25,552.62 = 10,132.92 : x
  2. Step 2: Convert to fraction form
    18,516.42/25,552.62 = 10,132.92/x
  3. Step 3: Cross multiply
    18,516.42x = 25,552.62 × 10,132.92
  4. Step 4: Simplify right side
    18,516.42x = 258,922,654.25
  5. Step 5: Solve for x
    x = 258,922,654.25/18,516.42
  6. Step 6: Final answer
    x = 13,983.41

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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.