Home / 36,427.31-50,274.48-20,514.87

Finding the Fourth Proportional to 36,427.31, 50,274.48 and 20,514.87

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Solution

The fourth proportional to 36,427.31, 50,274.48 and 20,514.87 is: 28,313.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,427.31 : 50,274.48 = 20,514.87 : x
  2. Step 2: Convert to fraction form
    36,427.31/50,274.48 = 20,514.87/x
  3. Step 3: Cross multiply
    36,427.31x = 50,274.48 × 20,514.87
  4. Step 4: Simplify right side
    36,427.31x = 1,031,374,318.94
  5. Step 5: Solve for x
    x = 1,031,374,318.94/36,427.31
  6. Step 6: Final answer
    x = 28,313.22

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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.