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Finding the Fourth Proportional to 12,691.48, 19,044.06 and 6,026.44

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Solution

The fourth proportional to 12,691.48, 19,044.06 and 6,026.44 is: 9,042.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,691.48 : 19,044.06 = 6,026.44 : x
  2. Step 2: Convert to fraction form
    12,691.48/19,044.06 = 6,026.44/x
  3. Step 3: Cross multiply
    12,691.48x = 19,044.06 × 6,026.44
  4. Step 4: Simplify right side
    12,691.48x = 114,767,884.95
  5. Step 5: Solve for x
    x = 114,767,884.95/12,691.48
  6. Step 6: Final answer
    x = 9,042.91

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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.