Home / 55,315.36-82,987.62-29,013.04

Finding the Fourth Proportional to 55,315.36, 82,987.62 and 29,013.04

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Solution

The fourth proportional to 55,315.36, 82,987.62 and 29,013.04 is: 43,527.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,315.36 : 82,987.62 = 29,013.04 : x
  2. Step 2: Convert to fraction form
    55,315.36/82,987.62 = 29,013.04/x
  3. Step 3: Cross multiply
    55,315.36x = 82,987.62 × 29,013.04
  4. Step 4: Simplify right side
    55,315.36x = 2,407,723,138.56
  5. Step 5: Solve for x
    x = 2,407,723,138.56/55,315.36
  6. Step 6: Final answer
    x = 43,527.21

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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.