Home / 13,350.84-20,026.04-5,451.62

Finding the Fourth Proportional to 13,350.84, 20,026.04 and 5,451.62

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Solution

The fourth proportional to 13,350.84, 20,026.04 and 5,451.62 is: 8,177.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,350.84 : 20,026.04 = 5,451.62 : x
  2. Step 2: Convert to fraction form
    13,350.84/20,026.04 = 5,451.62/x
  3. Step 3: Cross multiply
    13,350.84x = 20,026.04 × 5,451.62
  4. Step 4: Simplify right side
    13,350.84x = 109,174,232.80
  5. Step 5: Solve for x
    x = 109,174,232.80/13,350.84
  6. Step 6: Final answer
    x = 8,177.33

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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.