Home / 55,964.97-83,927.30-18,518.13

Finding the Fourth Proportional to 55,964.97, 83,927.30 and 18,518.13

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Solution

The fourth proportional to 55,964.97, 83,927.30 and 18,518.13 is: 27,770.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,964.97 : 83,927.30 = 18,518.13 : x
  2. Step 2: Convert to fraction form
    55,964.97/83,927.30 = 18,518.13/x
  3. Step 3: Cross multiply
    55,964.97x = 83,927.30 × 18,518.13
  4. Step 4: Simplify right side
    55,964.97x = 1,554,176,559.36
  5. Step 5: Solve for x
    x = 1,554,176,559.36/55,964.97
  6. Step 6: Final answer
    x = 27,770.52

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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.