Home / 22,768.71-34,132.23-7,969.56

Finding the Fourth Proportional to 22,768.71, 34,132.23 and 7,969.56

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Solution

The fourth proportional to 22,768.71, 34,132.23 and 7,969.56 is: 11,947.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,768.71 : 34,132.23 = 7,969.56 : x
  2. Step 2: Convert to fraction form
    22,768.71/34,132.23 = 7,969.56/x
  3. Step 3: Cross multiply
    22,768.71x = 34,132.23 × 7,969.56
  4. Step 4: Simplify right side
    22,768.71x = 272,018,854.92
  5. Step 5: Solve for x
    x = 272,018,854.92/22,768.71
  6. Step 6: Final answer
    x = 11,947.05

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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.