Home / 23,986.30-33,101.13-13,230.94

Finding the Fourth Proportional to 23,986.30, 33,101.13 and 13,230.94

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Solution

The fourth proportional to 23,986.30, 33,101.13 and 13,230.94 is: 18,258.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,986.30 : 33,101.13 = 13,230.94 : x
  2. Step 2: Convert to fraction form
    23,986.30/33,101.13 = 13,230.94/x
  3. Step 3: Cross multiply
    23,986.30x = 33,101.13 × 13,230.94
  4. Step 4: Simplify right side
    23,986.30x = 437,958,899.46
  5. Step 5: Solve for x
    x = 437,958,899.46/23,986.30
  6. Step 6: Final answer
    x = 18,258.71

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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.