Home / 39,952.28-55,134.10-22,047.29

Finding the Fourth Proportional to 39,952.28, 55,134.10 and 22,047.29

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Solution

The fourth proportional to 39,952.28, 55,134.10 and 22,047.29 is: 30,425.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,952.28 : 55,134.10 = 22,047.29 : x
  2. Step 2: Convert to fraction form
    39,952.28/55,134.10 = 22,047.29/x
  3. Step 3: Cross multiply
    39,952.28x = 55,134.10 × 22,047.29
  4. Step 4: Simplify right side
    39,952.28x = 1,215,557,491.59
  5. Step 5: Solve for x
    x = 1,215,557,491.59/39,952.28
  6. Step 6: Final answer
    x = 30,425.23

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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.