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Finding the Fourth Proportional to 34,011.92, 46,936.20 and 19,107.92

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Solution

The fourth proportional to 34,011.92, 46,936.20 and 19,107.92 is: 26,368.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,011.92 : 46,936.20 = 19,107.92 : x
  2. Step 2: Convert to fraction form
    34,011.92/46,936.20 = 19,107.92/x
  3. Step 3: Cross multiply
    34,011.92x = 46,936.20 × 19,107.92
  4. Step 4: Simplify right side
    34,011.92x = 896,853,154.70
  5. Step 5: Solve for x
    x = 896,853,154.70/34,011.92
  6. Step 6: Final answer
    x = 26,368.79

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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.