Home / 36,991.44-51,037.02-21,885.84

Finding the Fourth Proportional to 36,991.44, 51,037.02 and 21,885.84

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Solution

The fourth proportional to 36,991.44, 51,037.02 and 21,885.84 is: 30,195.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,991.44 : 51,037.02 = 21,885.84 : x
  2. Step 2: Convert to fraction form
    36,991.44/51,037.02 = 21,885.84/x
  3. Step 3: Cross multiply
    36,991.44x = 51,037.02 × 21,885.84
  4. Step 4: Simplify right side
    36,991.44x = 1,116,988,053.80
  5. Step 5: Solve for x
    x = 1,116,988,053.80/36,991.44
  6. Step 6: Final answer
    x = 30,195.85

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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.