Home / 27,120.72-40,634.52-24,381.60

Finding the Fourth Proportional to 27,120.72, 40,634.52 and 24,381.60

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Solution

The fourth proportional to 27,120.72, 40,634.52 and 24,381.60 is: 36,530.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,120.72 : 40,634.52 = 24,381.60 : x
  2. Step 2: Convert to fraction form
    27,120.72/40,634.52 = 24,381.60/x
  3. Step 3: Cross multiply
    27,120.72x = 40,634.52 × 24,381.60
  4. Step 4: Simplify right side
    27,120.72x = 990,734,612.83
  5. Step 5: Solve for x
    x = 990,734,612.83/27,120.72
  6. Step 6: Final answer
    x = 36,530.54

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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.