Home / 27,243.19-40,867.13-7,521.75

Finding the Fourth Proportional to 27,243.19, 40,867.13 and 7,521.75

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Solution

The fourth proportional to 27,243.19, 40,867.13 and 7,521.75 is: 11,283.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,243.19 : 40,867.13 = 7,521.75 : x
  2. Step 2: Convert to fraction form
    27,243.19/40,867.13 = 7,521.75/x
  3. Step 3: Cross multiply
    27,243.19x = 40,867.13 × 7,521.75
  4. Step 4: Simplify right side
    27,243.19x = 307,392,335.08
  5. Step 5: Solve for x
    x = 307,392,335.08/27,243.19
  6. Step 6: Final answer
    x = 11,283.27

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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.