Home / 36,040.74-49,736.43-20,126.58

Finding the Fourth Proportional to 36,040.74, 49,736.43 and 20,126.58

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Solution

The fourth proportional to 36,040.74, 49,736.43 and 20,126.58 is: 27,774.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,040.74 : 49,736.43 = 20,126.58 : x
  2. Step 2: Convert to fraction form
    36,040.74/49,736.43 = 20,126.58/x
  3. Step 3: Cross multiply
    36,040.74x = 49,736.43 × 20,126.58
  4. Step 4: Simplify right side
    36,040.74x = 1,001,024,237.31
  5. Step 5: Solve for x
    x = 1,001,024,237.31/36,040.74
  6. Step 6: Final answer
    x = 27,774.80

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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.