Home / 40,318.27-55,641.27-22,413.64

Finding the Fourth Proportional to 40,318.27, 55,641.27 and 22,413.64

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Solution

The fourth proportional to 40,318.27, 55,641.27 and 22,413.64 is: 30,931.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,318.27 : 55,641.27 = 22,413.64 : x
  2. Step 2: Convert to fraction form
    40,318.27/55,641.27 = 22,413.64/x
  3. Step 3: Cross multiply
    40,318.27x = 55,641.27 × 22,413.64
  4. Step 4: Simplify right side
    40,318.27x = 1,247,123,394.92
  5. Step 5: Solve for x
    x = 1,247,123,394.92/40,318.27
  6. Step 6: Final answer
    x = 30,931.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.