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Finding the Fourth Proportional to 34,797.96, 48,019.86 and 18,881.88

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Solution

The fourth proportional to 34,797.96, 48,019.86 and 18,881.88 is: 26,056.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,797.96 : 48,019.86 = 18,881.88 : x
  2. Step 2: Convert to fraction form
    34,797.96/48,019.86 = 18,881.88/x
  3. Step 3: Cross multiply
    34,797.96x = 48,019.86 × 18,881.88
  4. Step 4: Simplify right side
    34,797.96x = 906,705,234.14
  5. Step 5: Solve for x
    x = 906,705,234.14/34,797.96
  6. Step 6: Final answer
    x = 26,056.28

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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.