Home / 17,338.60-25,998.30-5,645.80

Finding the Fourth Proportional to 17,338.60, 25,998.30 and 5,645.80

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Solution

The fourth proportional to 17,338.60, 25,998.30 and 5,645.80 is: 8,465.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,338.60 : 25,998.30 = 5,645.80 : x
  2. Step 2: Convert to fraction form
    17,338.60/25,998.30 = 5,645.80/x
  3. Step 3: Cross multiply
    17,338.60x = 25,998.30 × 5,645.80
  4. Step 4: Simplify right side
    17,338.60x = 146,781,202.14
  5. Step 5: Solve for x
    x = 146,781,202.14/17,338.60
  6. Step 6: Final answer
    x = 8,465.57

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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.