Home / 48,671.28-73,143.24-28,952.88

Finding the Fourth Proportional to 48,671.28, 73,143.24 and 28,952.88

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Solution

The fourth proportional to 48,671.28, 73,143.24 and 28,952.88 is: 43,510.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,671.28 : 73,143.24 = 28,952.88 : x
  2. Step 2: Convert to fraction form
    48,671.28/73,143.24 = 28,952.88/x
  3. Step 3: Cross multiply
    48,671.28x = 73,143.24 × 28,952.88
  4. Step 4: Simplify right side
    48,671.28x = 2,117,707,450.53
  5. Step 5: Solve for x
    x = 2,117,707,450.53/48,671.28
  6. Step 6: Final answer
    x = 43,510.41

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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.