Home / 39,296.91-54,231.51-23,164.89

Finding the Fourth Proportional to 39,296.91, 54,231.51 and 23,164.89

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Solution

The fourth proportional to 39,296.91, 54,231.51 and 23,164.89 is: 31,968.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,296.91 : 54,231.51 = 23,164.89 : x
  2. Step 2: Convert to fraction form
    39,296.91/54,231.51 = 23,164.89/x
  3. Step 3: Cross multiply
    39,296.91x = 54,231.51 × 23,164.89
  4. Step 4: Simplify right side
    39,296.91x = 1,256,266,963.68
  5. Step 5: Solve for x
    x = 1,256,266,963.68/39,296.91
  6. Step 6: Final answer
    x = 31,968.59

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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.