Home / 48,247.29-72,365.46-18,657.18

Finding the Fourth Proportional to 48,247.29, 72,365.46 and 18,657.18

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Solution

The fourth proportional to 48,247.29, 72,365.46 and 18,657.18 is: 27,983.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,247.29 : 72,365.46 = 18,657.18 : x
  2. Step 2: Convert to fraction form
    48,247.29/72,365.46 = 18,657.18/x
  3. Step 3: Cross multiply
    48,247.29x = 72,365.46 × 18,657.18
  4. Step 4: Simplify right side
    48,247.29x = 1,350,135,413.00
  5. Step 5: Solve for x
    x = 1,350,135,413.00/48,247.29
  6. Step 6: Final answer
    x = 27,983.65

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1.5x scale

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.