Home / 48,836.28-73,258.06-20,753.18

Finding the Fourth Proportional to 48,836.28, 73,258.06 and 20,753.18

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Solution

The fourth proportional to 48,836.28, 73,258.06 and 20,753.18 is: 31,131.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,836.28 : 73,258.06 = 20,753.18 : x
  2. Step 2: Convert to fraction form
    48,836.28/73,258.06 = 20,753.18/x
  3. Step 3: Cross multiply
    48,836.28x = 73,258.06 × 20,753.18
  4. Step 4: Simplify right side
    48,836.28x = 1,520,337,705.63
  5. Step 5: Solve for x
    x = 1,520,337,705.63/48,836.28
  6. Step 6: Final answer
    x = 31,131.32

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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.