Home / 36,040.77-49,733.87-20,122.11

Finding the Fourth Proportional to 36,040.77, 49,733.87 and 20,122.11

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Solution

The fourth proportional to 36,040.77, 49,733.87 and 20,122.11 is: 27,767.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,040.77 : 49,733.87 = 20,122.11 : x
  2. Step 2: Convert to fraction form
    36,040.77/49,733.87 = 20,122.11/x
  3. Step 3: Cross multiply
    36,040.77x = 49,733.87 × 20,122.11
  4. Step 4: Simplify right side
    36,040.77x = 1,000,750,302.26
  5. Step 5: Solve for x
    x = 1,000,750,302.26/36,040.77
  6. Step 6: Final answer
    x = 27,767.17

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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.