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Finding the Fourth Proportional to 27,238.44, 40,828.62 and 15,526.44

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Solution

The fourth proportional to 27,238.44, 40,828.62 and 15,526.44 is: 23,273.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,238.44 : 40,828.62 = 15,526.44 : x
  2. Step 2: Convert to fraction form
    27,238.44/40,828.62 = 15,526.44/x
  3. Step 3: Cross multiply
    27,238.44x = 40,828.62 × 15,526.44
  4. Step 4: Simplify right side
    27,238.44x = 633,923,118.71
  5. Step 5: Solve for x
    x = 633,923,118.71/27,238.44
  6. Step 6: Final answer
    x = 23,273.11

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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.