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Finding the Fourth Proportional to 35,487.92, 48,976.79 and 26,519.85

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Solution

The fourth proportional to 35,487.92, 48,976.79 and 26,519.85 is: 36,599.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,487.92 : 48,976.79 = 26,519.85 : x
  2. Step 2: Convert to fraction form
    35,487.92/48,976.79 = 26,519.85/x
  3. Step 3: Cross multiply
    35,487.92x = 48,976.79 × 26,519.85
  4. Step 4: Simplify right side
    35,487.92x = 1,298,857,124.28
  5. Step 5: Solve for x
    x = 1,298,857,124.28/35,487.92
  6. Step 6: Final answer
    x = 36,599.98

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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.