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Finding the Fourth Proportional to 35,279.91, 52,915.32 and 8,983.08

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Solution

The fourth proportional to 35,279.91, 52,915.32 and 8,983.08 is: 13,473.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,279.91 : 52,915.32 = 8,983.08 : x
  2. Step 2: Convert to fraction form
    35,279.91/52,915.32 = 8,983.08/x
  3. Step 3: Cross multiply
    35,279.91x = 52,915.32 × 8,983.08
  4. Step 4: Simplify right side
    35,279.91x = 475,342,552.79
  5. Step 5: Solve for x
    x = 475,342,552.79/35,279.91
  6. Step 6: Final answer
    x = 13,473.46

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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.