Home / 19,134.48-28,640.33-10,227.59

Finding the Fourth Proportional to 19,134.48, 28,640.33 and 10,227.59

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Solution

The fourth proportional to 19,134.48, 28,640.33 and 10,227.59 is: 15,308.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,134.48 : 28,640.33 = 10,227.59 : x
  2. Step 2: Convert to fraction form
    19,134.48/28,640.33 = 10,227.59/x
  3. Step 3: Cross multiply
    19,134.48x = 28,640.33 × 10,227.59
  4. Step 4: Simplify right side
    19,134.48x = 292,921,552.70
  5. Step 5: Solve for x
    x = 292,921,552.70/19,134.48
  6. Step 6: Final answer
    x = 15,308.57

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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.