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Finding the Fourth Proportional to 29,799.12, 44,698.68 and 7,612.55

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Solution

The fourth proportional to 29,799.12, 44,698.68 and 7,612.55 is: 11,418.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,799.12 : 44,698.68 = 7,612.55 : x
  2. Step 2: Convert to fraction form
    29,799.12/44,698.68 = 7,612.55/x
  3. Step 3: Cross multiply
    29,799.12x = 44,698.68 × 7,612.55
  4. Step 4: Simplify right side
    29,799.12x = 340,270,712.94
  5. Step 5: Solve for x
    x = 340,270,712.94/29,799.12
  6. Step 6: Final answer
    x = 11,418.82

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Similar ratio
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1.5x scale

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.