Home / 16,835.70-25,245.78-4,985.24

Finding the Fourth Proportional to 16,835.70, 25,245.78 and 4,985.24

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Solution

The fourth proportional to 16,835.70, 25,245.78 and 4,985.24 is: 7,475.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,835.70 : 25,245.78 = 4,985.24 : x
  2. Step 2: Convert to fraction form
    16,835.70/25,245.78 = 4,985.24/x
  3. Step 3: Cross multiply
    16,835.70x = 25,245.78 × 4,985.24
  4. Step 4: Simplify right side
    16,835.70x = 125,856,146.06
  5. Step 5: Solve for x
    x = 125,856,146.06/16,835.70
  6. Step 6: Final answer
    x = 7,475.55

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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.