Home / 16,780.14-23,156.69-9,226.96

Finding the Fourth Proportional to 16,780.14, 23,156.69 and 9,226.96

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Solution

The fourth proportional to 16,780.14, 23,156.69 and 9,226.96 is: 12,733.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,780.14 : 23,156.69 = 9,226.96 : x
  2. Step 2: Convert to fraction form
    16,780.14/23,156.69 = 9,226.96/x
  3. Step 3: Cross multiply
    16,780.14x = 23,156.69 × 9,226.96
  4. Step 4: Simplify right side
    16,780.14x = 213,665,835.17
  5. Step 5: Solve for x
    x = 213,665,835.17/16,780.14
  6. Step 6: Final answer
    x = 12,733.25

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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.