Home / 54,671.20-82,002-15,225.76

Finding the Fourth Proportional to 54,671.20, 82,002 and 15,225.76

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Solution

The fourth proportional to 54,671.20, 82,002 and 15,225.76 is: 22,837.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,671.20 : 82,002 = 15,225.76 : x
  2. Step 2: Convert to fraction form
    54,671.20/82,002 = 15,225.76/x
  3. Step 3: Cross multiply
    54,671.20x = 82,002 × 15,225.76
  4. Step 4: Simplify right side
    54,671.20x = 1,248,542,771.52
  5. Step 5: Solve for x
    x = 1,248,542,771.52/54,671.20
  6. Step 6: Final answer
    x = 22,837.30

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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.