Home / 15,076.43-22,616.87-5,213.06

Finding the Fourth Proportional to 15,076.43, 22,616.87 and 5,213.06

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Solution

The fourth proportional to 15,076.43, 22,616.87 and 5,213.06 is: 7,820.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,076.43 : 22,616.87 = 5,213.06 : x
  2. Step 2: Convert to fraction form
    15,076.43/22,616.87 = 5,213.06/x
  3. Step 3: Cross multiply
    15,076.43x = 22,616.87 × 5,213.06
  4. Step 4: Simplify right side
    15,076.43x = 117,902,961.17
  5. Step 5: Solve for x
    x = 117,902,961.17/15,076.43
  6. Step 6: Final answer
    x = 7,820.35

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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.