Home / 55,591.38-83,395.70-18,664.02

Finding the Fourth Proportional to 55,591.38, 83,395.70 and 18,664.02

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Solution

The fourth proportional to 55,591.38, 83,395.70 and 18,664.02 is: 27,998.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,591.38 : 83,395.70 = 18,664.02 : x
  2. Step 2: Convert to fraction form
    55,591.38/83,395.70 = 18,664.02/x
  3. Step 3: Cross multiply
    55,591.38x = 83,395.70 × 18,664.02
  4. Step 4: Simplify right side
    55,591.38x = 1,556,499,012.71
  5. Step 5: Solve for x
    x = 1,556,499,012.71/55,591.38
  6. Step 6: Final answer
    x = 27,998.93

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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.