Home / 51,768.13-77,639.37-22,182.61

Finding the Fourth Proportional to 51,768.13, 77,639.37 and 22,182.61

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Solution

The fourth proportional to 51,768.13, 77,639.37 and 22,182.61 is: 33,268.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,768.13 : 77,639.37 = 22,182.61 : x
  2. Step 2: Convert to fraction form
    51,768.13/77,639.37 = 22,182.61/x
  3. Step 3: Cross multiply
    51,768.13x = 77,639.37 × 22,182.61
  4. Step 4: Simplify right side
    51,768.13x = 1,722,243,865.36
  5. Step 5: Solve for x
    x = 1,722,243,865.36/51,768.13
  6. Step 6: Final answer
    x = 33,268.42

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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.