Home / 19,228.05-26,530.20-11,674.17

Finding the Fourth Proportional to 19,228.05, 26,530.20 and 11,674.17

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Solution

The fourth proportional to 19,228.05, 26,530.20 and 11,674.17 is: 16,107.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,228.05 : 26,530.20 = 11,674.17 : x
  2. Step 2: Convert to fraction form
    19,228.05/26,530.20 = 11,674.17/x
  3. Step 3: Cross multiply
    19,228.05x = 26,530.20 × 11,674.17
  4. Step 4: Simplify right side
    19,228.05x = 309,718,064.93
  5. Step 5: Solve for x
    x = 309,718,064.93/19,228.05
  6. Step 6: Final answer
    x = 16,107.62

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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.