Home / 36,143.06-54,214.59-9,847.94

Finding the Fourth Proportional to 36,143.06, 54,214.59 and 9,847.94

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Solution

The fourth proportional to 36,143.06, 54,214.59 and 9,847.94 is: 14,771.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,143.06 : 54,214.59 = 9,847.94 : x
  2. Step 2: Convert to fraction form
    36,143.06/54,214.59 = 9,847.94/x
  3. Step 3: Cross multiply
    36,143.06x = 54,214.59 × 9,847.94
  4. Step 4: Simplify right side
    36,143.06x = 533,902,029.44
  5. Step 5: Solve for x
    x = 533,902,029.44/36,143.06
  6. Step 6: Final answer
    x = 14,771.91

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1.5x scale

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.