Home / 27,093.12-40,628.88-10,443.92

Finding the Fourth Proportional to 27,093.12, 40,628.88 and 10,443.92

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Solution

The fourth proportional to 27,093.12, 40,628.88 and 10,443.92 is: 15,661.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,093.12 : 40,628.88 = 10,443.92 : x
  2. Step 2: Convert to fraction form
    27,093.12/40,628.88 = 10,443.92/x
  3. Step 3: Cross multiply
    27,093.12x = 40,628.88 × 10,443.92
  4. Step 4: Simplify right side
    27,093.12x = 424,324,772.41
  5. Step 5: Solve for x
    x = 424,324,772.41/27,093.12
  6. Step 6: Final answer
    x = 15,661.72

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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.