Home / 18,360.42-25,337.31-10,404.17

Finding the Fourth Proportional to 18,360.42, 25,337.31 and 10,404.17

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Solution

The fourth proportional to 18,360.42, 25,337.31 and 10,404.17 is: 14,357.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,360.42 : 25,337.31 = 10,404.17 : x
  2. Step 2: Convert to fraction form
    18,360.42/25,337.31 = 10,404.17/x
  3. Step 3: Cross multiply
    18,360.42x = 25,337.31 × 10,404.17
  4. Step 4: Simplify right side
    18,360.42x = 263,613,553.90
  5. Step 5: Solve for x
    x = 263,613,553.90/18,360.42
  6. Step 6: Final answer
    x = 14,357.71

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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.