Home / 16,754.45-25,123.77-5,657.85

Finding the Fourth Proportional to 16,754.45, 25,123.77 and 5,657.85

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Solution

The fourth proportional to 16,754.45, 25,123.77 and 5,657.85 is: 8,484.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,754.45 : 25,123.77 = 5,657.85 : x
  2. Step 2: Convert to fraction form
    16,754.45/25,123.77 = 5,657.85/x
  3. Step 3: Cross multiply
    16,754.45x = 25,123.77 × 5,657.85
  4. Step 4: Simplify right side
    16,754.45x = 142,146,522.09
  5. Step 5: Solve for x
    x = 142,146,522.09/16,754.45
  6. Step 6: Final answer
    x = 8,484.11

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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.