Home / 13,836.44-19,100.48-9,373.75

Finding the Fourth Proportional to 13,836.44, 19,100.48 and 9,373.75

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Solution

The fourth proportional to 13,836.44, 19,100.48 and 9,373.75 is: 12,939.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,836.44 : 19,100.48 = 9,373.75 : x
  2. Step 2: Convert to fraction form
    13,836.44/19,100.48 = 9,373.75/x
  3. Step 3: Cross multiply
    13,836.44x = 19,100.48 × 9,373.75
  4. Step 4: Simplify right side
    13,836.44x = 179,043,029.78
  5. Step 5: Solve for x
    x = 179,043,029.78/13,836.44
  6. Step 6: Final answer
    x = 12,939.96

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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.