Home / 40,279.86-60,357.69-21,562.38

Finding the Fourth Proportional to 40,279.86, 60,357.69 and 21,562.38

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Solution

The fourth proportional to 40,279.86, 60,357.69 and 21,562.38 is: 32,310.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,279.86 : 60,357.69 = 21,562.38 : x
  2. Step 2: Convert to fraction form
    40,279.86/60,357.69 = 21,562.38/x
  3. Step 3: Cross multiply
    40,279.86x = 60,357.69 × 21,562.38
  4. Step 4: Simplify right side
    40,279.86x = 1,301,455,447.70
  5. Step 5: Solve for x
    x = 1,301,455,447.70/40,279.86
  6. Step 6: Final answer
    x = 32,310.33

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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.