Home / 55,227.69-82,844.27-15,790.61

Finding the Fourth Proportional to 55,227.69, 82,844.27 and 15,790.61

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Solution

The fourth proportional to 55,227.69, 82,844.27 and 15,790.61 is: 23,686.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,227.69 : 82,844.27 = 15,790.61 : x
  2. Step 2: Convert to fraction form
    55,227.69/82,844.27 = 15,790.61/x
  3. Step 3: Cross multiply
    55,227.69x = 82,844.27 × 15,790.61
  4. Step 4: Simplify right side
    55,227.69x = 1,308,161,065.13
  5. Step 5: Solve for x
    x = 1,308,161,065.13/55,227.69
  6. Step 6: Final answer
    x = 23,686.69

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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.