Home / 40,561.18-55,974.16-22,656.02

Finding the Fourth Proportional to 40,561.18, 55,974.16 and 22,656.02

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Solution

The fourth proportional to 40,561.18, 55,974.16 and 22,656.02 is: 31,265.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,561.18 : 55,974.16 = 22,656.02 : x
  2. Step 2: Convert to fraction form
    40,561.18/55,974.16 = 22,656.02/x
  3. Step 3: Cross multiply
    40,561.18x = 55,974.16 × 22,656.02
  4. Step 4: Simplify right side
    40,561.18x = 1,268,151,688.44
  5. Step 5: Solve for x
    x = 1,268,151,688.44/40,561.18
  6. Step 6: Final answer
    x = 31,265.16

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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.