Home / 34,069.26-47,008.40-19,919.37

Finding the Fourth Proportional to 34,069.26, 47,008.40 and 19,919.37

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Solution

The fourth proportional to 34,069.26, 47,008.40 and 19,919.37 is: 27,484.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,069.26 : 47,008.40 = 19,919.37 : x
  2. Step 2: Convert to fraction form
    34,069.26/47,008.40 = 19,919.37/x
  3. Step 3: Cross multiply
    34,069.26x = 47,008.40 × 19,919.37
  4. Step 4: Simplify right side
    34,069.26x = 936,377,613.11
  5. Step 5: Solve for x
    x = 936,377,613.11/34,069.26
  6. Step 6: Final answer
    x = 27,484.53

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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.