Home / 36,291.60-54,437.73-9,997.80

Finding the Fourth Proportional to 36,291.60, 54,437.73 and 9,997.80

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Solution

The fourth proportional to 36,291.60, 54,437.73 and 9,997.80 is: 14,996.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,291.60 : 54,437.73 = 9,997.80 : x
  2. Step 2: Convert to fraction form
    36,291.60/54,437.73 = 9,997.80/x
  3. Step 3: Cross multiply
    36,291.60x = 54,437.73 × 9,997.80
  4. Step 4: Simplify right side
    36,291.60x = 544,257,536.99
  5. Step 5: Solve for x
    x = 544,257,536.99/36,291.60
  6. Step 6: Final answer
    x = 14,996.79

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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.