Home / 27,150.30-40,725.45-8,682.30

Finding the Fourth Proportional to 27,150.30, 40,725.45 and 8,682.30

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Solution

The fourth proportional to 27,150.30, 40,725.45 and 8,682.30 is: 13,023.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,150.30 : 40,725.45 = 8,682.30 : x
  2. Step 2: Convert to fraction form
    27,150.30/40,725.45 = 8,682.30/x
  3. Step 3: Cross multiply
    27,150.30x = 40,725.45 × 8,682.30
  4. Step 4: Simplify right side
    27,150.30x = 353,590,574.54
  5. Step 5: Solve for x
    x = 353,590,574.54/27,150.30
  6. Step 6: Final answer
    x = 13,023.45

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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.