Home / 22,694.64-31,296.61-15,141.27

Finding the Fourth Proportional to 22,694.64, 31,296.61 and 15,141.27

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Solution

The fourth proportional to 22,694.64, 31,296.61 and 15,141.27 is: 20,880.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,694.64 : 31,296.61 = 15,141.27 : x
  2. Step 2: Convert to fraction form
    22,694.64/31,296.61 = 15,141.27/x
  3. Step 3: Cross multiply
    22,694.64x = 31,296.61 × 15,141.27
  4. Step 4: Simplify right side
    22,694.64x = 473,870,462.48
  5. Step 5: Solve for x
    x = 473,870,462.48/22,694.64
  6. Step 6: Final answer
    x = 20,880.29

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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.