Home / 36,641.38-54,961.16-10,345.74

Finding the Fourth Proportional to 36,641.38, 54,961.16 and 10,345.74

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Solution

The fourth proportional to 36,641.38, 54,961.16 and 10,345.74 is: 15,518.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,641.38 : 54,961.16 = 10,345.74 : x
  2. Step 2: Convert to fraction form
    36,641.38/54,961.16 = 10,345.74/x
  3. Step 3: Cross multiply
    36,641.38x = 54,961.16 × 10,345.74
  4. Step 4: Simplify right side
    36,641.38x = 568,613,819.73
  5. Step 5: Solve for x
    x = 568,613,819.73/36,641.38
  6. Step 6: Final answer
    x = 15,518.35

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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.