Home / 26,022.80-39,034.20-15,525.20

Finding the Fourth Proportional to 26,022.80, 39,034.20 and 15,525.20

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Solution

The fourth proportional to 26,022.80, 39,034.20 and 15,525.20 is: 23,287.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,022.80 : 39,034.20 = 15,525.20 : x
  2. Step 2: Convert to fraction form
    26,022.80/39,034.20 = 15,525.20/x
  3. Step 3: Cross multiply
    26,022.80x = 39,034.20 × 15,525.20
  4. Step 4: Simplify right side
    26,022.80x = 606,013,761.84
  5. Step 5: Solve for x
    x = 606,013,761.84/26,022.80
  6. Step 6: Final answer
    x = 23,287.80

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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.