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Finding the Fourth Proportional to 40,694.67, 60,764.99 and 35,910.91

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Solution

The fourth proportional to 40,694.67, 60,764.99 and 35,910.91 is: 53,621.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,694.67 : 60,764.99 = 35,910.91 : x
  2. Step 2: Convert to fraction form
    40,694.67/60,764.99 = 35,910.91/x
  3. Step 3: Cross multiply
    40,694.67x = 60,764.99 × 35,910.91
  4. Step 4: Simplify right side
    40,694.67x = 2,182,125,783.22
  5. Step 5: Solve for x
    x = 2,182,125,783.22/40,694.67
  6. Step 6: Final answer
    x = 53,621.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.