Home / 16,961.86-25,434.70-7,601.95

Finding the Fourth Proportional to 16,961.86, 25,434.70 and 7,601.95

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Solution

The fourth proportional to 16,961.86, 25,434.70 and 7,601.95 is: 11,399.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,961.86 : 25,434.70 = 7,601.95 : x
  2. Step 2: Convert to fraction form
    16,961.86/25,434.70 = 7,601.95/x
  3. Step 3: Cross multiply
    16,961.86x = 25,434.70 × 7,601.95
  4. Step 4: Simplify right side
    16,961.86x = 193,353,319.76
  5. Step 5: Solve for x
    x = 193,353,319.76/16,961.86
  6. Step 6: Final answer
    x = 11,399.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.