Home / 54,966.40-82,422.30-17,521.60

Finding the Fourth Proportional to 54,966.40, 82,422.30 and 17,521.60

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Solution

The fourth proportional to 54,966.40, 82,422.30 and 17,521.60 is: 26,273.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,966.40 : 82,422.30 = 17,521.60 : x
  2. Step 2: Convert to fraction form
    54,966.40/82,422.30 = 17,521.60/x
  3. Step 3: Cross multiply
    54,966.40x = 82,422.30 × 17,521.60
  4. Step 4: Simplify right side
    54,966.40x = 1,444,170,571.68
  5. Step 5: Solve for x
    x = 1,444,170,571.68/54,966.40
  6. Step 6: Final answer
    x = 26,273.70

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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.