Home / 34,505.35-47,616.28-19,398.65

Finding the Fourth Proportional to 34,505.35, 47,616.28 and 19,398.65

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Solution

The fourth proportional to 34,505.35, 47,616.28 and 19,398.65 is: 26,769.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,505.35 : 47,616.28 = 19,398.65 : x
  2. Step 2: Convert to fraction form
    34,505.35/47,616.28 = 19,398.65/x
  3. Step 3: Cross multiply
    34,505.35x = 47,616.28 × 19,398.65
  4. Step 4: Simplify right side
    34,505.35x = 923,691,263.44
  5. Step 5: Solve for x
    x = 923,691,263.44/34,505.35
  6. Step 6: Final answer
    x = 26,769.51

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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.