Home / 48,633.96-72,949.50-20,168.04

Finding the Fourth Proportional to 48,633.96, 72,949.50 and 20,168.04

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Solution

The fourth proportional to 48,633.96, 72,949.50 and 20,168.04 is: 30,251.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,633.96 : 72,949.50 = 20,168.04 : x
  2. Step 2: Convert to fraction form
    48,633.96/72,949.50 = 20,168.04/x
  3. Step 3: Cross multiply
    48,633.96x = 72,949.50 × 20,168.04
  4. Step 4: Simplify right side
    48,633.96x = 1,471,248,433.98
  5. Step 5: Solve for x
    x = 1,471,248,433.98/48,633.96
  6. Step 6: Final answer
    x = 30,251.46

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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.