Home / 39,823.28-54,947.31-23,046.56

Finding the Fourth Proportional to 39,823.28, 54,947.31 and 23,046.56

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Solution

The fourth proportional to 39,823.28, 54,947.31 and 23,046.56 is: 31,799.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,823.28 : 54,947.31 = 23,046.56 : x
  2. Step 2: Convert to fraction form
    39,823.28/54,947.31 = 23,046.56/x
  3. Step 3: Cross multiply
    39,823.28x = 54,947.31 × 23,046.56
  4. Step 4: Simplify right side
    39,823.28x = 1,266,346,527.70
  5. Step 5: Solve for x
    x = 1,266,346,527.70/39,823.28
  6. Step 6: Final answer
    x = 31,799.15

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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.