Home / 21,414.11-32,107.46-10,298.66

Finding the Fourth Proportional to 21,414.11, 32,107.46 and 10,298.66

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Solution

The fourth proportional to 21,414.11, 32,107.46 and 10,298.66 is: 15,441.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,414.11 : 32,107.46 = 10,298.66 : x
  2. Step 2: Convert to fraction form
    21,414.11/32,107.46 = 10,298.66/x
  3. Step 3: Cross multiply
    21,414.11x = 32,107.46 × 10,298.66
  4. Step 4: Simplify right side
    21,414.11x = 330,663,601.97
  5. Step 5: Solve for x
    x = 330,663,601.97/21,414.11
  6. Step 6: Final answer
    x = 15,441.39

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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.