Home / 40,561.80-55,974.69-22,657.05

Finding the Fourth Proportional to 40,561.80, 55,974.69 and 22,657.05

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Solution

The fourth proportional to 40,561.80, 55,974.69 and 22,657.05 is: 31,266.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,561.80 : 55,974.69 = 22,657.05 : x
  2. Step 2: Convert to fraction form
    40,561.80/55,974.69 = 22,657.05/x
  3. Step 3: Cross multiply
    40,561.80x = 55,974.69 × 22,657.05
  4. Step 4: Simplify right side
    40,561.80x = 1,268,221,350.06
  5. Step 5: Solve for x
    x = 1,268,221,350.06/40,561.80
  6. Step 6: Final answer
    x = 31,266.40

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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.