Home / 25,194.78-34,761.60-16,247.34

Finding the Fourth Proportional to 25,194.78, 34,761.60 and 16,247.34

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Solution

The fourth proportional to 25,194.78, 34,761.60 and 16,247.34 is: 22,416.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,194.78 : 34,761.60 = 16,247.34 : x
  2. Step 2: Convert to fraction form
    25,194.78/34,761.60 = 16,247.34/x
  3. Step 3: Cross multiply
    25,194.78x = 34,761.60 × 16,247.34
  4. Step 4: Simplify right side
    25,194.78x = 564,783,534.14
  5. Step 5: Solve for x
    x = 564,783,534.14/25,194.78
  6. Step 6: Final answer
    x = 22,416.69

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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.