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Finding the Fourth Proportional to 27,343.88, 41,015.82 and 8,875.88

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Solution

The fourth proportional to 27,343.88, 41,015.82 and 8,875.88 is: 13,313.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,343.88 : 41,015.82 = 8,875.88 : x
  2. Step 2: Convert to fraction form
    27,343.88/41,015.82 = 8,875.88/x
  3. Step 3: Cross multiply
    27,343.88x = 41,015.82 × 8,875.88
  4. Step 4: Simplify right side
    27,343.88x = 364,051,291.34
  5. Step 5: Solve for x
    x = 364,051,291.34/27,343.88
  6. Step 6: Final answer
    x = 13,313.81

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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.