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Finding the Fourth Proportional to 27,967.68, 41,938.56 and 10,424.88

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Solution

The fourth proportional to 27,967.68, 41,938.56 and 10,424.88 is: 15,632.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,967.68 : 41,938.56 = 10,424.88 : x
  2. Step 2: Convert to fraction form
    27,967.68/41,938.56 = 10,424.88/x
  3. Step 3: Cross multiply
    27,967.68x = 41,938.56 × 10,424.88
  4. Step 4: Simplify right side
    27,967.68x = 437,204,455.37
  5. Step 5: Solve for x
    x = 437,204,455.37/27,967.68
  6. Step 6: Final answer
    x = 15,632.49

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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.