Home / 36,186.77-49,937.15-20,271.17

Finding the Fourth Proportional to 36,186.77, 49,937.15 and 20,271.17

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Solution

The fourth proportional to 36,186.77, 49,937.15 and 20,271.17 is: 27,973.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,186.77 : 49,937.15 = 20,271.17 : x
  2. Step 2: Convert to fraction form
    36,186.77/49,937.15 = 20,271.17/x
  3. Step 3: Cross multiply
    36,186.77x = 49,937.15 × 20,271.17
  4. Step 4: Simplify right side
    36,186.77x = 1,012,284,105.92
  5. Step 5: Solve for x
    x = 1,012,284,105.92/36,186.77
  6. Step 6: Final answer
    x = 27,973.88

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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.