Home / 48,311.76-72,445.68-15,021.84

Finding the Fourth Proportional to 48,311.76, 72,445.68 and 15,021.84

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Solution

The fourth proportional to 48,311.76, 72,445.68 and 15,021.84 is: 22,525.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,311.76 : 72,445.68 = 15,021.84 : x
  2. Step 2: Convert to fraction form
    48,311.76/72,445.68 = 15,021.84/x
  3. Step 3: Cross multiply
    48,311.76x = 72,445.68 × 15,021.84
  4. Step 4: Simplify right side
    48,311.76x = 1,088,267,413.65
  5. Step 5: Solve for x
    x = 1,088,267,413.65/48,311.76
  6. Step 6: Final answer
    x = 22,525.93

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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.