Home / 39,623.38-54,679.56-23,501.54

Finding the Fourth Proportional to 39,623.38, 54,679.56 and 23,501.54

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Solution

The fourth proportional to 39,623.38, 54,679.56 and 23,501.54 is: 32,431.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,623.38 : 54,679.56 = 23,501.54 : x
  2. Step 2: Convert to fraction form
    39,623.38/54,679.56 = 23,501.54/x
  3. Step 3: Cross multiply
    39,623.38x = 54,679.56 × 23,501.54
  4. Step 4: Simplify right side
    39,623.38x = 1,285,053,915.09
  5. Step 5: Solve for x
    x = 1,285,053,915.09/39,623.38
  6. Step 6: Final answer
    x = 32,431.71

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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.