Home / 39,365.38-54,343.61-27,275.03

Finding the Fourth Proportional to 39,365.38, 54,343.61 and 27,275.03

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Solution

The fourth proportional to 39,365.38, 54,343.61 and 27,275.03 is: 37,652.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,365.38 : 54,343.61 = 27,275.03 : x
  2. Step 2: Convert to fraction form
    39,365.38/54,343.61 = 27,275.03/x
  3. Step 3: Cross multiply
    39,365.38x = 54,343.61 × 27,275.03
  4. Step 4: Simplify right side
    39,365.38x = 1,482,223,593.06
  5. Step 5: Solve for x
    x = 1,482,223,593.06/39,365.38
  6. Step 6: Final answer
    x = 37,652.97

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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.