Home / 26,404.08-39,613.40-10,613.92

Finding the Fourth Proportional to 26,404.08, 39,613.40 and 10,613.92

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Solution

The fourth proportional to 26,404.08, 39,613.40 and 10,613.92 is: 15,923.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,404.08 : 39,613.40 = 10,613.92 : x
  2. Step 2: Convert to fraction form
    26,404.08/39,613.40 = 10,613.92/x
  3. Step 3: Cross multiply
    26,404.08x = 39,613.40 × 10,613.92
  4. Step 4: Simplify right side
    26,404.08x = 420,453,458.53
  5. Step 5: Solve for x
    x = 420,453,458.53/26,404.08
  6. Step 6: Final answer
    x = 15,923.81

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1.5x scale

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.