Home / 54,750.57-82,113.30-15,310.46

Finding the Fourth Proportional to 54,750.57, 82,113.30 and 15,310.46

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Solution

The fourth proportional to 54,750.57, 82,113.30 and 15,310.46 is: 22,962.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,750.57 : 82,113.30 = 15,310.46 : x
  2. Step 2: Convert to fraction form
    54,750.57/82,113.30 = 15,310.46/x
  3. Step 3: Cross multiply
    54,750.57x = 82,113.30 × 15,310.46
  4. Step 4: Simplify right side
    54,750.57x = 1,257,191,984.55
  5. Step 5: Solve for x
    x = 1,257,191,984.55/54,750.57
  6. Step 6: Final answer
    x = 22,962.17

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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.