Home / 21,044.02-29,042.38-12,094.64

Finding the Fourth Proportional to 21,044.02, 29,042.38 and 12,094.64

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Solution

The fourth proportional to 21,044.02, 29,042.38 and 12,094.64 is: 16,691.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,044.02 : 29,042.38 = 12,094.64 : x
  2. Step 2: Convert to fraction form
    21,044.02/29,042.38 = 12,094.64/x
  3. Step 3: Cross multiply
    21,044.02x = 29,042.38 × 12,094.64
  4. Step 4: Simplify right side
    21,044.02x = 351,257,130.84
  5. Step 5: Solve for x
    x = 351,257,130.84/21,044.02
  6. Step 6: Final answer
    x = 16,691.55

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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.