Home / 27,006.49-40,509.61-7,287.04

Finding the Fourth Proportional to 27,006.49, 40,509.61 and 7,287.04

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Solution

The fourth proportional to 27,006.49, 40,509.61 and 7,287.04 is: 10,930.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,006.49 : 40,509.61 = 7,287.04 : x
  2. Step 2: Convert to fraction form
    27,006.49/40,509.61 = 7,287.04/x
  3. Step 3: Cross multiply
    27,006.49x = 40,509.61 × 7,287.04
  4. Step 4: Simplify right side
    27,006.49x = 295,195,148.45
  5. Step 5: Solve for x
    x = 295,195,148.45/27,006.49
  6. Step 6: Final answer
    x = 10,930.53

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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.