Home / 48,551.86-72,809.33-18,965.85

Finding the Fourth Proportional to 48,551.86, 72,809.33 and 18,965.85

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Solution

The fourth proportional to 48,551.86, 72,809.33 and 18,965.85 is: 28,441.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,551.86 : 72,809.33 = 18,965.85 : x
  2. Step 2: Convert to fraction form
    48,551.86/72,809.33 = 18,965.85/x
  3. Step 3: Cross multiply
    48,551.86x = 72,809.33 × 18,965.85
  4. Step 4: Simplify right side
    48,551.86x = 1,380,890,570.20
  5. Step 5: Solve for x
    x = 1,380,890,570.20/48,551.86
  6. Step 6: Final answer
    x = 28,441.56

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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.