Home / 55,836.52-77,054.92-30,343.18

Finding the Fourth Proportional to 55,836.52, 77,054.92 and 30,343.18

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Solution

The fourth proportional to 55,836.52, 77,054.92 and 30,343.18 is: 41,873.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,836.52 : 77,054.92 = 30,343.18 : x
  2. Step 2: Convert to fraction form
    55,836.52/77,054.92 = 30,343.18/x
  3. Step 3: Cross multiply
    55,836.52x = 77,054.92 × 30,343.18
  4. Step 4: Simplify right side
    55,836.52x = 2,338,091,307.45
  5. Step 5: Solve for x
    x = 2,338,091,307.45/55,836.52
  6. Step 6: Final answer
    x = 41,873.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.