Home / 34,524.05-47,635.97-20,374.16

Finding the Fourth Proportional to 34,524.05, 47,635.97 and 20,374.16

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Solution

The fourth proportional to 34,524.05, 47,635.97 and 20,374.16 is: 28,112.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,524.05 : 47,635.97 = 20,374.16 : x
  2. Step 2: Convert to fraction form
    34,524.05/47,635.97 = 20,374.16/x
  3. Step 3: Cross multiply
    34,524.05x = 47,635.97 × 20,374.16
  4. Step 4: Simplify right side
    34,524.05x = 970,542,534.48
  5. Step 5: Solve for x
    x = 970,542,534.48/34,524.05
  6. Step 6: Final answer
    x = 28,112.07

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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.