Home / 16,909.92-23,334.33-9,356.07

Finding the Fourth Proportional to 16,909.92, 23,334.33 and 9,356.07

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Solution

The fourth proportional to 16,909.92, 23,334.33 and 9,356.07 is: 12,910.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,909.92 : 23,334.33 = 9,356.07 : x
  2. Step 2: Convert to fraction form
    16,909.92/23,334.33 = 9,356.07/x
  3. Step 3: Cross multiply
    16,909.92x = 23,334.33 × 9,356.07
  4. Step 4: Simplify right side
    16,909.92x = 218,317,624.88
  5. Step 5: Solve for x
    x = 218,317,624.88/16,909.92
  6. Step 6: Final answer
    x = 12,910.62

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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.