Home / 36,695.12-55,042.68-10,399.86

Finding the Fourth Proportional to 36,695.12, 55,042.68 and 10,399.86

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Solution

The fourth proportional to 36,695.12, 55,042.68 and 10,399.86 is: 15,599.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,695.12 : 55,042.68 = 10,399.86 : x
  2. Step 2: Convert to fraction form
    36,695.12/55,042.68 = 10,399.86/x
  3. Step 3: Cross multiply
    36,695.12x = 55,042.68 × 10,399.86
  4. Step 4: Simplify right side
    36,695.12x = 572,436,166.02
  5. Step 5: Solve for x
    x = 572,436,166.02/36,695.12
  6. Step 6: Final answer
    x = 15,599.79

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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.