Home / 17,709.05-26,553.72-8,210.99

Finding the Fourth Proportional to 17,709.05, 26,553.72 and 8,210.99

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Solution

The fourth proportional to 17,709.05, 26,553.72 and 8,210.99 is: 12,311.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,709.05 : 26,553.72 = 8,210.99 : x
  2. Step 2: Convert to fraction form
    17,709.05/26,553.72 = 8,210.99/x
  3. Step 3: Cross multiply
    17,709.05x = 26,553.72 × 8,210.99
  4. Step 4: Simplify right side
    17,709.05x = 218,032,426.56
  5. Step 5: Solve for x
    x = 218,032,426.56/17,709.05
  6. Step 6: Final answer
    x = 12,311.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.