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Finding the Fourth Proportional to 34,107.39, 47,068.17 and 19,203.39

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Solution

The fourth proportional to 34,107.39, 47,068.17 and 19,203.39 is: 26,500.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,107.39 : 47,068.17 = 19,203.39 : x
  2. Step 2: Convert to fraction form
    34,107.39/47,068.17 = 19,203.39/x
  3. Step 3: Cross multiply
    34,107.39x = 47,068.17 × 19,203.39
  4. Step 4: Simplify right side
    34,107.39x = 903,868,425.10
  5. Step 5: Solve for x
    x = 903,868,425.10/34,107.39
  6. Step 6: Final answer
    x = 26,500.66

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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.