Home / 40,413.09-55,771.79-22,508.10

Finding the Fourth Proportional to 40,413.09, 55,771.79 and 22,508.10

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Solution

The fourth proportional to 40,413.09, 55,771.79 and 22,508.10 is: 31,062.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,413.09 : 55,771.79 = 22,508.10 : x
  2. Step 2: Convert to fraction form
    40,413.09/55,771.79 = 22,508.10/x
  3. Step 3: Cross multiply
    40,413.09x = 55,771.79 × 22,508.10
  4. Step 4: Simplify right side
    40,413.09x = 1,255,317,082.77
  5. Step 5: Solve for x
    x = 1,255,317,082.77/40,413.09
  6. Step 6: Final answer
    x = 31,062.14

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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.