Home / 27,323.20-40,984.80-9,786.72

Finding the Fourth Proportional to 27,323.20, 40,984.80 and 9,786.72

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Solution

The fourth proportional to 27,323.20, 40,984.80 and 9,786.72 is: 14,680.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,323.20 : 40,984.80 = 9,786.72 : x
  2. Step 2: Convert to fraction form
    27,323.20/40,984.80 = 9,786.72/x
  3. Step 3: Cross multiply
    27,323.20x = 40,984.80 × 9,786.72
  4. Step 4: Simplify right side
    27,323.20x = 401,106,761.86
  5. Step 5: Solve for x
    x = 401,106,761.86/27,323.20
  6. Step 6: Final answer
    x = 14,680.08

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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.