Home / 40,306.41-55,629.08-23,310.69

Finding the Fourth Proportional to 40,306.41, 55,629.08 and 23,310.69

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Solution

The fourth proportional to 40,306.41, 55,629.08 and 23,310.69 is: 32,172.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,306.41 : 55,629.08 = 23,310.69 : x
  2. Step 2: Convert to fraction form
    40,306.41/55,629.08 = 23,310.69/x
  3. Step 3: Cross multiply
    40,306.41x = 55,629.08 × 23,310.69
  4. Step 4: Simplify right side
    40,306.41x = 1,296,752,001.12
  5. Step 5: Solve for x
    x = 1,296,752,001.12/40,306.41
  6. Step 6: Final answer
    x = 32,172.35

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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.