Home / 40,640.56-56,086.94-22,741.32

Finding the Fourth Proportional to 40,640.56, 56,086.94 and 22,741.32

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Solution

The fourth proportional to 40,640.56, 56,086.94 and 22,741.32 is: 31,384.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,640.56 : 56,086.94 = 22,741.32 : x
  2. Step 2: Convert to fraction form
    40,640.56/56,086.94 = 22,741.32/x
  3. Step 3: Cross multiply
    40,640.56x = 56,086.94 × 22,741.32
  4. Step 4: Simplify right side
    40,640.56x = 1,275,491,050.36
  5. Step 5: Solve for x
    x = 1,275,491,050.36/40,640.56
  6. Step 6: Final answer
    x = 31,384.68

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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.