Home / 40,895.16-56,433.67-22,989.78

Finding the Fourth Proportional to 40,895.16, 56,433.67 and 22,989.78

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Solution

The fourth proportional to 40,895.16, 56,433.67 and 22,989.78 is: 31,724.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,895.16 : 56,433.67 = 22,989.78 : x
  2. Step 2: Convert to fraction form
    40,895.16/56,433.67 = 22,989.78/x
  3. Step 3: Cross multiply
    40,895.16x = 56,433.67 × 22,989.78
  4. Step 4: Simplify right side
    40,895.16x = 1,297,397,542.94
  5. Step 5: Solve for x
    x = 1,297,397,542.94/40,895.16
  6. Step 6: Final answer
    x = 31,724.97

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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.