Home / 20,593.26-30,889.95-5,010.78

Finding the Fourth Proportional to 20,593.26, 30,889.95 and 5,010.78

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Solution

The fourth proportional to 20,593.26, 30,889.95 and 5,010.78 is: 7,516.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,593.26 : 30,889.95 = 5,010.78 : x
  2. Step 2: Convert to fraction form
    20,593.26/30,889.95 = 5,010.78/x
  3. Step 3: Cross multiply
    20,593.26x = 30,889.95 × 5,010.78
  4. Step 4: Simplify right side
    20,593.26x = 154,782,743.66
  5. Step 5: Solve for x
    x = 154,782,743.66/20,593.26
  6. Step 6: Final answer
    x = 7,516.18

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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.