Home / 36,005.34-49,686.76-20,091.54

Finding the Fourth Proportional to 36,005.34, 49,686.76 and 20,091.54

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Solution

The fourth proportional to 36,005.34, 49,686.76 and 20,091.54 is: 27,725.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,005.34 : 49,686.76 = 20,091.54 : x
  2. Step 2: Convert to fraction form
    36,005.34/49,686.76 = 20,091.54/x
  3. Step 3: Cross multiply
    36,005.34x = 49,686.76 × 20,091.54
  4. Step 4: Simplify right side
    36,005.34x = 998,283,526.01
  5. Step 5: Solve for x
    x = 998,283,526.01/36,005.34
  6. Step 6: Final answer
    x = 27,725.99

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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.