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Finding the Fourth Proportional to 27,959.46, 41,941.52 and 12,165.03

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Solution

The fourth proportional to 27,959.46, 41,941.52 and 12,165.03 is: 18,248.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,959.46 : 41,941.52 = 12,165.03 : x
  2. Step 2: Convert to fraction form
    27,959.46/41,941.52 = 12,165.03/x
  3. Step 3: Cross multiply
    27,959.46x = 41,941.52 × 12,165.03
  4. Step 4: Simplify right side
    27,959.46x = 510,219,788.22
  5. Step 5: Solve for x
    x = 510,219,788.22/27,959.46
  6. Step 6: Final answer
    x = 18,248.56

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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.