Home / 34,404.84-47,478.66-20,061.90

Finding the Fourth Proportional to 34,404.84, 47,478.66 and 20,061.90

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Solution

The fourth proportional to 34,404.84, 47,478.66 and 20,061.90 is: 27,685.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,404.84 : 47,478.66 = 20,061.90 : x
  2. Step 2: Convert to fraction form
    34,404.84/47,478.66 = 20,061.90/x
  3. Step 3: Cross multiply
    34,404.84x = 47,478.66 × 20,061.90
  4. Step 4: Simplify right side
    34,404.84x = 952,511,791.35
  5. Step 5: Solve for x
    x = 952,511,791.35/34,404.84
  6. Step 6: Final answer
    x = 27,685.41

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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.