Home / 40,157.16-55,415.22-22,252.92

Finding the Fourth Proportional to 40,157.16, 55,415.22 and 22,252.92

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Solution

The fourth proportional to 40,157.16, 55,415.22 and 22,252.92 is: 30,708.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,157.16 : 55,415.22 = 22,252.92 : x
  2. Step 2: Convert to fraction form
    40,157.16/55,415.22 = 22,252.92/x
  3. Step 3: Cross multiply
    40,157.16x = 55,415.22 × 22,252.92
  4. Step 4: Simplify right side
    40,157.16x = 1,233,150,457.44
  5. Step 5: Solve for x
    x = 1,233,150,457.44/40,157.16
  6. Step 6: Final answer
    x = 30,708.11

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Double scale
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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.