Home / 31,918.38-47,919.95-27,268.26

Finding the Fourth Proportional to 31,918.38, 47,919.95 and 27,268.26

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Solution

The fourth proportional to 31,918.38, 47,919.95 and 27,268.26 is: 40,938.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,918.38 : 47,919.95 = 27,268.26 : x
  2. Step 2: Convert to fraction form
    31,918.38/47,919.95 = 27,268.26/x
  3. Step 3: Cross multiply
    31,918.38x = 47,919.95 × 27,268.26
  4. Step 4: Simplify right side
    31,918.38x = 1,306,693,655.79
  5. Step 5: Solve for x
    x = 1,306,693,655.79/31,918.38
  6. Step 6: Final answer
    x = 40,938.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.