Home / 31,184.78-43,032.74-17,034.62

Finding the Fourth Proportional to 31,184.78, 43,032.74 and 17,034.62

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Solution

The fourth proportional to 31,184.78, 43,032.74 and 17,034.62 is: 23,506.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,184.78 : 43,032.74 = 17,034.62 : x
  2. Step 2: Convert to fraction form
    31,184.78/43,032.74 = 17,034.62/x
  3. Step 3: Cross multiply
    31,184.78x = 43,032.74 × 17,034.62
  4. Step 4: Simplify right side
    31,184.78x = 733,046,373.46
  5. Step 5: Solve for x
    x = 733,046,373.46/31,184.78
  6. Step 6: Final answer
    x = 23,506.54

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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.