Home / 36,860.40-55,298.70-11,896.20

Finding the Fourth Proportional to 36,860.40, 55,298.70 and 11,896.20

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Solution

The fourth proportional to 36,860.40, 55,298.70 and 11,896.20 is: 17,846.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,860.40 : 55,298.70 = 11,896.20 : x
  2. Step 2: Convert to fraction form
    36,860.40/55,298.70 = 11,896.20/x
  3. Step 3: Cross multiply
    36,860.40x = 55,298.70 × 11,896.20
  4. Step 4: Simplify right side
    36,860.40x = 657,844,394.94
  5. Step 5: Solve for x
    x = 657,844,394.94/36,860.40
  6. Step 6: Final answer
    x = 17,846.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.