Home / 13,371.68-20,044.32-6,451.04

Finding the Fourth Proportional to 13,371.68, 20,044.32 and 6,451.04

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Solution

The fourth proportional to 13,371.68, 20,044.32 and 6,451.04 is: 9,670.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,371.68 : 20,044.32 = 6,451.04 : x
  2. Step 2: Convert to fraction form
    13,371.68/20,044.32 = 6,451.04/x
  3. Step 3: Cross multiply
    13,371.68x = 20,044.32 × 6,451.04
  4. Step 4: Simplify right side
    13,371.68x = 129,306,710.09
  5. Step 5: Solve for x
    x = 129,306,710.09/13,371.68
  6. Step 6: Final answer
    x = 9,670.19

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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.