Home / 26,022.76-39,034.16-20,861.44

Finding the Fourth Proportional to 26,022.76, 39,034.16 and 20,861.44

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Solution

The fourth proportional to 26,022.76, 39,034.16 and 20,861.44 is: 31,292.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,022.76 : 39,034.16 = 20,861.44 : x
  2. Step 2: Convert to fraction form
    26,022.76/39,034.16 = 20,861.44/x
  3. Step 3: Cross multiply
    26,022.76x = 39,034.16 × 20,861.44
  4. Step 4: Simplify right side
    26,022.76x = 814,308,786.79
  5. Step 5: Solve for x
    x = 814,308,786.79/26,022.76
  6. Step 6: Final answer
    x = 31,292.18

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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.