Home / 27,169.62-40,760.57-9,639.46

Finding the Fourth Proportional to 27,169.62, 40,760.57 and 9,639.46

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Solution

The fourth proportional to 27,169.62, 40,760.57 and 9,639.46 is: 14,461.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,169.62 : 40,760.57 = 9,639.46 : x
  2. Step 2: Convert to fraction form
    27,169.62/40,760.57 = 9,639.46/x
  3. Step 3: Cross multiply
    27,169.62x = 40,760.57 × 9,639.46
  4. Step 4: Simplify right side
    27,169.62x = 392,909,884.09
  5. Step 5: Solve for x
    x = 392,909,884.09/27,169.62
  6. Step 6: Final answer
    x = 14,461.37

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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.