Home / 27,121.22-40,650.60-10,473.92

Finding the Fourth Proportional to 27,121.22, 40,650.60 and 10,473.92

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Solution

The fourth proportional to 27,121.22, 40,650.60 and 10,473.92 is: 15,698.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,121.22 : 40,650.60 = 10,473.92 : x
  2. Step 2: Convert to fraction form
    27,121.22/40,650.60 = 10,473.92/x
  3. Step 3: Cross multiply
    27,121.22x = 40,650.60 × 10,473.92
  4. Step 4: Simplify right side
    27,121.22x = 425,771,132.35
  5. Step 5: Solve for x
    x = 425,771,132.35/27,121.22
  6. Step 6: Final answer
    x = 15,698.82

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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.