Home / 34,127.09-47,099.20-19,021.13

Finding the Fourth Proportional to 34,127.09, 47,099.20 and 19,021.13

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Solution

The fourth proportional to 34,127.09, 47,099.20 and 19,021.13 is: 26,251.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,127.09 : 47,099.20 = 19,021.13 : x
  2. Step 2: Convert to fraction form
    34,127.09/47,099.20 = 19,021.13/x
  3. Step 3: Cross multiply
    34,127.09x = 47,099.20 × 19,021.13
  4. Step 4: Simplify right side
    34,127.09x = 895,879,770.60
  5. Step 5: Solve for x
    x = 895,879,770.60/34,127.09
  6. Step 6: Final answer
    x = 26,251.28

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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.