Home / 34,120.82-47,080.50-19,013.11

Finding the Fourth Proportional to 34,120.82, 47,080.50 and 19,013.11

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Solution

The fourth proportional to 34,120.82, 47,080.50 and 19,013.11 is: 26,234.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,120.82 : 47,080.50 = 19,013.11 : x
  2. Step 2: Convert to fraction form
    34,120.82/47,080.50 = 19,013.11/x
  3. Step 3: Cross multiply
    34,120.82x = 47,080.50 × 19,013.11
  4. Step 4: Simplify right side
    34,120.82x = 895,146,725.36
  5. Step 5: Solve for x
    x = 895,146,725.36/34,120.82
  6. Step 6: Final answer
    x = 26,234.62

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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.