Home / 39,974.40-55,167.35-22,984.25

Finding the Fourth Proportional to 39,974.40, 55,167.35 and 22,984.25

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Solution

The fourth proportional to 39,974.40, 55,167.35 and 22,984.25 is: 31,719.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,974.40 : 55,167.35 = 22,984.25 : x
  2. Step 2: Convert to fraction form
    39,974.40/55,167.35 = 22,984.25/x
  3. Step 3: Cross multiply
    39,974.40x = 55,167.35 × 22,984.25
  4. Step 4: Simplify right side
    39,974.40x = 1,267,979,773.48
  5. Step 5: Solve for x
    x = 1,267,979,773.48/39,974.40
  6. Step 6: Final answer
    x = 31,719.80

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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.