Home / 36,122.86-49,847.61-19,989.46

Finding the Fourth Proportional to 36,122.86, 49,847.61 and 19,989.46

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Solution

The fourth proportional to 36,122.86, 49,847.61 and 19,989.46 is: 27,584.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,122.86 : 49,847.61 = 19,989.46 : x
  2. Step 2: Convert to fraction form
    36,122.86/49,847.61 = 19,989.46/x
  3. Step 3: Cross multiply
    36,122.86x = 49,847.61 × 19,989.46
  4. Step 4: Simplify right side
    36,122.86x = 996,426,806.19
  5. Step 5: Solve for x
    x = 996,426,806.19/36,122.86
  6. Step 6: Final answer
    x = 27,584.38

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.