Home / 16,910.52-23,338.97-9,840.84

Finding the Fourth Proportional to 16,910.52, 23,338.97 and 9,840.84

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Solution

The fourth proportional to 16,910.52, 23,338.97 and 9,840.84 is: 13,581.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,910.52 : 23,338.97 = 9,840.84 : x
  2. Step 2: Convert to fraction form
    16,910.52/23,338.97 = 9,840.84/x
  3. Step 3: Cross multiply
    16,910.52x = 23,338.97 × 9,840.84
  4. Step 4: Simplify right side
    16,910.52x = 229,675,069.53
  5. Step 5: Solve for x
    x = 229,675,069.53/16,910.52
  6. Step 6: Final answer
    x = 13,581.79

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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.