Home / 21,044.05-29,042.57-12,094.63

Finding the Fourth Proportional to 21,044.05, 29,042.57 and 12,094.63

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Solution

The fourth proportional to 21,044.05, 29,042.57 and 12,094.63 is: 16,691.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,044.05 : 29,042.57 = 12,094.63 : x
  2. Step 2: Convert to fraction form
    21,044.05/29,042.57 = 12,094.63/x
  3. Step 3: Cross multiply
    21,044.05x = 29,042.57 × 12,094.63
  4. Step 4: Simplify right side
    21,044.05x = 351,259,138.40
  5. Step 5: Solve for x
    x = 351,259,138.40/21,044.05
  6. Step 6: Final answer
    x = 16,691.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.