Home / 20,593.32-30,889.75-5,010.96

Finding the Fourth Proportional to 20,593.32, 30,889.75 and 5,010.96

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Solution

The fourth proportional to 20,593.32, 30,889.75 and 5,010.96 is: 7,516.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,593.32 : 30,889.75 = 5,010.96 : x
  2. Step 2: Convert to fraction form
    20,593.32/30,889.75 = 5,010.96/x
  3. Step 3: Cross multiply
    20,593.32x = 30,889.75 × 5,010.96
  4. Step 4: Simplify right side
    20,593.32x = 154,787,301.66
  5. Step 5: Solve for x
    x = 154,787,301.66/20,593.32
  6. Step 6: Final answer
    x = 7,516.38

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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.