Home / 16,780.94-23,158.29-9,227.84

Finding the Fourth Proportional to 16,780.94, 23,158.29 and 9,227.84

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Solution

The fourth proportional to 16,780.94, 23,158.29 and 9,227.84 is: 12,734.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,780.94 : 23,158.29 = 9,227.84 : x
  2. Step 2: Convert to fraction form
    16,780.94/23,158.29 = 9,227.84/x
  3. Step 3: Cross multiply
    16,780.94x = 23,158.29 × 9,227.84
  4. Step 4: Simplify right side
    16,780.94x = 213,700,994.79
  5. Step 5: Solve for x
    x = 213,700,994.79/16,780.94
  6. Step 6: Final answer
    x = 12,734.75

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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.