Home / 39,928.96-59,932.39-32,979.76

Finding the Fourth Proportional to 39,928.96, 59,932.39 and 32,979.76

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Solution

The fourth proportional to 39,928.96, 59,932.39 and 32,979.76 is: 49,501.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,928.96 : 59,932.39 = 32,979.76 : x
  2. Step 2: Convert to fraction form
    39,928.96/59,932.39 = 32,979.76/x
  3. Step 3: Cross multiply
    39,928.96x = 59,932.39 × 32,979.76
  4. Step 4: Simplify right side
    39,928.96x = 1,976,555,823.36
  5. Step 5: Solve for x
    x = 1,976,555,823.36/39,928.96
  6. Step 6: Final answer
    x = 49,501.82

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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.