Home / 40,696.32-56,162.16-22,791.28

Finding the Fourth Proportional to 40,696.32, 56,162.16 and 22,791.28

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Solution

The fourth proportional to 40,696.32, 56,162.16 and 22,791.28 is: 31,452.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,696.32 : 56,162.16 = 22,791.28 : x
  2. Step 2: Convert to fraction form
    40,696.32/56,162.16 = 22,791.28/x
  3. Step 3: Cross multiply
    40,696.32x = 56,162.16 × 22,791.28
  4. Step 4: Simplify right side
    40,696.32x = 1,280,007,513.96
  5. Step 5: Solve for x
    x = 1,280,007,513.96/40,696.32
  6. Step 6: Final answer
    x = 31,452.66

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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.