Home / 54,758.97-82,125.90-15,320.07

Finding the Fourth Proportional to 54,758.97, 82,125.90 and 15,320.07

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Solution

The fourth proportional to 54,758.97, 82,125.90 and 15,320.07 is: 22,976.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,758.97 : 82,125.90 = 15,320.07 : x
  2. Step 2: Convert to fraction form
    54,758.97/82,125.90 = 15,320.07/x
  3. Step 3: Cross multiply
    54,758.97x = 82,125.90 × 15,320.07
  4. Step 4: Simplify right side
    54,758.97x = 1,258,174,536.81
  5. Step 5: Solve for x
    x = 1,258,174,536.81/54,758.97
  6. Step 6: Final answer
    x = 22,976.59

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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.