Home / 16,794.40-23,193.16-13,839.52

Finding the Fourth Proportional to 16,794.40, 23,193.16 and 13,839.52

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Solution

The fourth proportional to 16,794.40, 23,193.16 and 13,839.52 is: 19,112.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,794.40 : 23,193.16 = 13,839.52 : x
  2. Step 2: Convert to fraction form
    16,794.40/23,193.16 = 13,839.52/x
  3. Step 3: Cross multiply
    16,794.40x = 23,193.16 × 13,839.52
  4. Step 4: Simplify right side
    16,794.40x = 320,982,201.68
  5. Step 5: Solve for x
    x = 320,982,201.68/16,794.40
  6. Step 6: Final answer
    x = 19,112.45

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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.