Home / 21,974.85-32,963.10-11,298.36

Finding the Fourth Proportional to 21,974.85, 32,963.10 and 11,298.36

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Solution

The fourth proportional to 21,974.85, 32,963.10 and 11,298.36 is: 16,947.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,974.85 : 32,963.10 = 11,298.36 : x
  2. Step 2: Convert to fraction form
    21,974.85/32,963.10 = 11,298.36/x
  3. Step 3: Cross multiply
    21,974.85x = 32,963.10 × 11,298.36
  4. Step 4: Simplify right side
    21,974.85x = 372,428,804.54
  5. Step 5: Solve for x
    x = 372,428,804.54/21,974.85
  6. Step 6: Final answer
    x = 16,947.95

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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.