Home / 36,626.53-54,939.80-13,247.50

Finding the Fourth Proportional to 36,626.53, 54,939.80 and 13,247.50

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Solution

The fourth proportional to 36,626.53, 54,939.80 and 13,247.50 is: 19,871.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,626.53 : 54,939.80 = 13,247.50 : x
  2. Step 2: Convert to fraction form
    36,626.53/54,939.80 = 13,247.50/x
  3. Step 3: Cross multiply
    36,626.53x = 54,939.80 × 13,247.50
  4. Step 4: Simplify right side
    36,626.53x = 727,815,000.50
  5. Step 5: Solve for x
    x = 727,815,000.50/36,626.53
  6. Step 6: Final answer
    x = 19,871.25

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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.