Home / 34,069.26-47,015.19-18,961.66

Finding the Fourth Proportional to 34,069.26, 47,015.19 and 18,961.66

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Solution

The fourth proportional to 34,069.26, 47,015.19 and 18,961.66 is: 26,166.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,069.26 : 47,015.19 = 18,961.66 : x
  2. Step 2: Convert to fraction form
    34,069.26/47,015.19 = 18,961.66/x
  3. Step 3: Cross multiply
    34,069.26x = 47,015.19 × 18,961.66
  4. Step 4: Simplify right side
    34,069.26x = 891,486,047.62
  5. Step 5: Solve for x
    x = 891,486,047.62/34,069.26
  6. Step 6: Final answer
    x = 26,166.87

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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.