Home / 36,600.38-54,900.00-11,640.07

Finding the Fourth Proportional to 36,600.38, 54,900.00 and 11,640.07

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Solution

The fourth proportional to 36,600.38, 54,900.00 and 11,640.07 is: 17,459.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,600.38 : 54,900.00 = 11,640.07 : x
  2. Step 2: Convert to fraction form
    36,600.38/54,900.00 = 11,640.07/x
  3. Step 3: Cross multiply
    36,600.38x = 54,900.00 × 11,640.07
  4. Step 4: Simplify right side
    36,600.38x = 639,039,989.12
  5. Step 5: Solve for x
    x = 639,039,989.12/36,600.38
  6. Step 6: Final answer
    x = 17,459.93

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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.