Home / 55,719.20-83,582.72-22,439.41

Finding the Fourth Proportional to 55,719.20, 83,582.72 and 22,439.41

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Solution

The fourth proportional to 55,719.20, 83,582.72 and 22,439.41 is: 33,660.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,719.20 : 83,582.72 = 22,439.41 : x
  2. Step 2: Convert to fraction form
    55,719.20/83,582.72 = 22,439.41/x
  3. Step 3: Cross multiply
    55,719.20x = 83,582.72 × 22,439.41
  4. Step 4: Simplify right side
    55,719.20x = 1,875,546,923.00
  5. Step 5: Solve for x
    x = 1,875,546,923.00/55,719.20
  6. Step 6: Final answer
    x = 33,660.69

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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.