Home / 20,696.27-31,035.36-5,901.89

Finding the Fourth Proportional to 20,696.27, 31,035.36 and 5,901.89

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Solution

The fourth proportional to 20,696.27, 31,035.36 and 5,901.89 is: 8,850.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,696.27 : 31,035.36 = 5,901.89 : x
  2. Step 2: Convert to fraction form
    20,696.27/31,035.36 = 5,901.89/x
  3. Step 3: Cross multiply
    20,696.27x = 31,035.36 × 5,901.89
  4. Step 4: Simplify right side
    20,696.27x = 183,167,280.83
  5. Step 5: Solve for x
    x = 183,167,280.83/20,696.27
  6. Step 6: Final answer
    x = 8,850.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.