Home / 36,021.92-54,058.26-12,650.18

Finding the Fourth Proportional to 36,021.92, 54,058.26 and 12,650.18

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Solution

The fourth proportional to 36,021.92, 54,058.26 and 12,650.18 is: 18,984.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,021.92 : 54,058.26 = 12,650.18 : x
  2. Step 2: Convert to fraction form
    36,021.92/54,058.26 = 12,650.18/x
  3. Step 3: Cross multiply
    36,021.92x = 54,058.26 × 12,650.18
  4. Step 4: Simplify right side
    36,021.92x = 683,846,719.49
  5. Step 5: Solve for x
    x = 683,846,719.49/36,021.92
  6. Step 6: Final answer
    x = 18,984.18

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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.