Home / 27,039.52-40,559.22-7,318.60

Finding the Fourth Proportional to 27,039.52, 40,559.22 and 7,318.60

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Solution

The fourth proportional to 27,039.52, 40,559.22 and 7,318.60 is: 10,977.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,039.52 : 40,559.22 = 7,318.60 : x
  2. Step 2: Convert to fraction form
    27,039.52/40,559.22 = 7,318.60/x
  3. Step 3: Cross multiply
    27,039.52x = 40,559.22 × 7,318.60
  4. Step 4: Simplify right side
    27,039.52x = 296,836,707.49
  5. Step 5: Solve for x
    x = 296,836,707.49/27,039.52
  6. Step 6: Final answer
    x = 10,977.88

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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.