Home / 39,952.74-55,134.72-22,047.76

Finding the Fourth Proportional to 39,952.74, 55,134.72 and 22,047.76

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Solution

The fourth proportional to 39,952.74, 55,134.72 and 22,047.76 is: 30,425.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,952.74 : 55,134.72 = 22,047.76 : x
  2. Step 2: Convert to fraction form
    39,952.74/55,134.72 = 22,047.76/x
  3. Step 3: Cross multiply
    39,952.74x = 55,134.72 × 22,047.76
  4. Step 4: Simplify right side
    39,952.74x = 1,215,597,074.23
  5. Step 5: Solve for x
    x = 1,215,597,074.23/39,952.74
  6. Step 6: Final answer
    x = 30,425.88

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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.