Home / 30,227.05-45,348.26-17,757.61

Finding the Fourth Proportional to 30,227.05, 45,348.26 and 17,757.61

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Solution

The fourth proportional to 30,227.05, 45,348.26 and 17,757.61 is: 26,640.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,227.05 : 45,348.26 = 17,757.61 : x
  2. Step 2: Convert to fraction form
    30,227.05/45,348.26 = 17,757.61/x
  3. Step 3: Cross multiply
    30,227.05x = 45,348.26 × 17,757.61
  4. Step 4: Simplify right side
    30,227.05x = 805,276,715.26
  5. Step 5: Solve for x
    x = 805,276,715.26/30,227.05
  6. Step 6: Final answer
    x = 26,640.93

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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.