Home / 12,790.24-19,201.92-10,034.80

Finding the Fourth Proportional to 12,790.24, 19,201.92 and 10,034.80

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Solution

The fourth proportional to 12,790.24, 19,201.92 and 10,034.80 is: 15,065.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,790.24 : 19,201.92 = 10,034.80 : x
  2. Step 2: Convert to fraction form
    12,790.24/19,201.92 = 10,034.80/x
  3. Step 3: Cross multiply
    12,790.24x = 19,201.92 × 10,034.80
  4. Step 4: Simplify right side
    12,790.24x = 192,687,426.82
  5. Step 5: Solve for x
    x = 192,687,426.82/12,790.24
  6. Step 6: Final answer
    x = 15,065.19

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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.