Home / 40,413.47-55,772.31-22,508.48

Finding the Fourth Proportional to 40,413.47, 55,772.31 and 22,508.48

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Solution

The fourth proportional to 40,413.47, 55,772.31 and 22,508.48 is: 31,062.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,413.47 : 55,772.31 = 22,508.48 : x
  2. Step 2: Convert to fraction form
    40,413.47/55,772.31 = 22,508.48/x
  3. Step 3: Cross multiply
    40,413.47x = 55,772.31 × 22,508.48
  4. Step 4: Simplify right side
    40,413.47x = 1,255,349,645.33
  5. Step 5: Solve for x
    x = 1,255,349,645.33/40,413.47
  6. Step 6: Final answer
    x = 31,062.66

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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.