Home / 34,120.68-47,086.05-19,013.98

Finding the Fourth Proportional to 34,120.68, 47,086.05 and 19,013.98

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Solution

The fourth proportional to 34,120.68, 47,086.05 and 19,013.98 is: 26,239.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,120.68 : 47,086.05 = 19,013.98 : x
  2. Step 2: Convert to fraction form
    34,120.68/47,086.05 = 19,013.98/x
  3. Step 3: Cross multiply
    34,120.68x = 47,086.05 × 19,013.98
  4. Step 4: Simplify right side
    34,120.68x = 895,293,212.98
  5. Step 5: Solve for x
    x = 895,293,212.98/34,120.68
  6. Step 6: Final answer
    x = 26,239.02

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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.