Home / 21,340.92-32,028.12-14,813.04

Finding the Fourth Proportional to 21,340.92, 32,028.12 and 14,813.04

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Solution

The fourth proportional to 21,340.92, 32,028.12 and 14,813.04 is: 22,231.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,340.92 : 32,028.12 = 14,813.04 : x
  2. Step 2: Convert to fraction form
    21,340.92/32,028.12 = 14,813.04/x
  3. Step 3: Cross multiply
    21,340.92x = 32,028.12 × 14,813.04
  4. Step 4: Simplify right side
    21,340.92x = 474,433,822.68
  5. Step 5: Solve for x
    x = 474,433,822.68/21,340.92
  6. Step 6: Final answer
    x = 22,231.18

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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.