Home / 14,061.28-21,091.92-3,673.04

Finding the Fourth Proportional to 14,061.28, 21,091.92 and 3,673.04

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Solution

The fourth proportional to 14,061.28, 21,091.92 and 3,673.04 is: 5,509.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,061.28 : 21,091.92 = 3,673.04 : x
  2. Step 2: Convert to fraction form
    14,061.28/21,091.92 = 3,673.04/x
  3. Step 3: Cross multiply
    14,061.28x = 21,091.92 × 3,673.04
  4. Step 4: Simplify right side
    14,061.28x = 77,471,465.84
  5. Step 5: Solve for x
    x = 77,471,465.84/14,061.28
  6. Step 6: Final answer
    x = 5,509.56

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Similar ratio
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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.