Home / 36,983.40-51,037.52-20,216.40

Finding the Fourth Proportional to 36,983.40, 51,037.52 and 20,216.40

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Solution

The fourth proportional to 36,983.40, 51,037.52 and 20,216.40 is: 27,898.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,983.40 : 51,037.52 = 20,216.40 : x
  2. Step 2: Convert to fraction form
    36,983.40/51,037.52 = 20,216.40/x
  3. Step 3: Cross multiply
    36,983.40x = 51,037.52 × 20,216.40
  4. Step 4: Simplify right side
    36,983.40x = 1,031,794,919.33
  5. Step 5: Solve for x
    x = 1,031,794,919.33/36,983.40
  6. Step 6: Final answer
    x = 27,898.87

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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.