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Finding the Fourth Proportional to 35,229.78, 52,846.52 and 8,934.74

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Solution

The fourth proportional to 35,229.78, 52,846.52 and 8,934.74 is: 13,402.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,229.78 : 52,846.52 = 8,934.74 : x
  2. Step 2: Convert to fraction form
    35,229.78/52,846.52 = 8,934.74/x
  3. Step 3: Cross multiply
    35,229.78x = 52,846.52 × 8,934.74
  4. Step 4: Simplify right side
    35,229.78x = 472,169,916.10
  5. Step 5: Solve for x
    x = 472,169,916.10/35,229.78
  6. Step 6: Final answer
    x = 13,402.58

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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.