Home / 40,456.95-55,830.62-22,551.55

Finding the Fourth Proportional to 40,456.95, 55,830.62 and 22,551.55

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Solution

The fourth proportional to 40,456.95, 55,830.62 and 22,551.55 is: 31,121.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,456.95 : 55,830.62 = 22,551.55 : x
  2. Step 2: Convert to fraction form
    40,456.95/55,830.62 = 22,551.55/x
  3. Step 3: Cross multiply
    40,456.95x = 55,830.62 × 22,551.55
  4. Step 4: Simplify right side
    40,456.95x = 1,259,066,766.13
  5. Step 5: Solve for x
    x = 1,259,066,766.13/40,456.95
  6. Step 6: Final answer
    x = 31,121.15

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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.