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Finding the Fourth Proportional to 34,934.59, 48,208.21 and 19,019.09

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Solution

The fourth proportional to 34,934.59, 48,208.21 and 19,019.09 is: 26,245.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,934.59 : 48,208.21 = 19,019.09 : x
  2. Step 2: Convert to fraction form
    34,934.59/48,208.21 = 19,019.09/x
  3. Step 3: Cross multiply
    34,934.59x = 48,208.21 × 19,019.09
  4. Step 4: Simplify right side
    34,934.59x = 916,876,284.73
  5. Step 5: Solve for x
    x = 916,876,284.73/34,934.59
  6. Step 6: Final answer
    x = 26,245.51

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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.