Home / 48,413.66-72,620.54-15,133.90

Finding the Fourth Proportional to 48,413.66, 72,620.54 and 15,133.90

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Solution

The fourth proportional to 48,413.66, 72,620.54 and 15,133.90 is: 22,700.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,413.66 : 72,620.54 = 15,133.90 : x
  2. Step 2: Convert to fraction form
    48,413.66/72,620.54 = 15,133.90/x
  3. Step 3: Cross multiply
    48,413.66x = 72,620.54 × 15,133.90
  4. Step 4: Simplify right side
    48,413.66x = 1,099,031,990.31
  5. Step 5: Solve for x
    x = 1,099,031,990.31/48,413.66
  6. Step 6: Final answer
    x = 22,700.87

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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.