Home / 40,020.16-55,234.56-23,262.88

Finding the Fourth Proportional to 40,020.16, 55,234.56 and 23,262.88

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Solution

The fourth proportional to 40,020.16, 55,234.56 and 23,262.88 is: 32,106.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,020.16 : 55,234.56 = 23,262.88 : x
  2. Step 2: Convert to fraction form
    40,020.16/55,234.56 = 23,262.88/x
  3. Step 3: Cross multiply
    40,020.16x = 55,234.56 × 23,262.88
  4. Step 4: Simplify right side
    40,020.16x = 1,284,914,941.13
  5. Step 5: Solve for x
    x = 1,284,914,941.13/40,020.16
  6. Step 6: Final answer
    x = 32,106.69

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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.