Home / 15,069.33-20,794.66-8,696.19

Finding the Fourth Proportional to 15,069.33, 20,794.66 and 8,696.19

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Solution

The fourth proportional to 15,069.33, 20,794.66 and 8,696.19 is: 12,000.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,069.33 : 20,794.66 = 8,696.19 : x
  2. Step 2: Convert to fraction form
    15,069.33/20,794.66 = 8,696.19/x
  3. Step 3: Cross multiply
    15,069.33x = 20,794.66 × 8,696.19
  4. Step 4: Simplify right side
    15,069.33x = 180,834,214.62
  5. Step 5: Solve for x
    x = 180,834,214.62/15,069.33
  6. Step 6: Final answer
    x = 12,000.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.