Home / 27,865.12-41,739.12-22,617.76

Finding the Fourth Proportional to 27,865.12, 41,739.12 and 22,617.76

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Solution

The fourth proportional to 27,865.12, 41,739.12 and 22,617.76 is: 33,879.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,865.12 : 41,739.12 = 22,617.76 : x
  2. Step 2: Convert to fraction form
    27,865.12/41,739.12 = 22,617.76/x
  3. Step 3: Cross multiply
    27,865.12x = 41,739.12 × 22,617.76
  4. Step 4: Simplify right side
    27,865.12x = 944,045,398.77
  5. Step 5: Solve for x
    x = 944,045,398.77/27,865.12
  6. Step 6: Final answer
    x = 33,879.11

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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.