Home / 16,909.09-23,334.33-9,354.83

Finding the Fourth Proportional to 16,909.09, 23,334.33 and 9,354.83

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Solution

The fourth proportional to 16,909.09, 23,334.33 and 9,354.83 is: 12,909.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,909.09 : 23,334.33 = 9,354.83 : x
  2. Step 2: Convert to fraction form
    16,909.09/23,334.33 = 9,354.83/x
  3. Step 3: Cross multiply
    16,909.09x = 23,334.33 × 9,354.83
  4. Step 4: Simplify right side
    16,909.09x = 218,288,690.31
  5. Step 5: Solve for x
    x = 218,288,690.31/16,909.09
  6. Step 6: Final answer
    x = 12,909.55

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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.