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Finding the Fourth Proportional to 34,867.84, 48,105.84 and 19,758.88

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Solution

The fourth proportional to 34,867.84, 48,105.84 and 19,758.88 is: 27,260.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,867.84 : 48,105.84 = 19,758.88 : x
  2. Step 2: Convert to fraction form
    34,867.84/48,105.84 = 19,758.88/x
  3. Step 3: Cross multiply
    34,867.84x = 48,105.84 × 19,758.88
  4. Step 4: Simplify right side
    34,867.84x = 950,517,519.86
  5. Step 5: Solve for x
    x = 950,517,519.86/34,867.84
  6. Step 6: Final answer
    x = 27,260.58

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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.