Home / 22,640.31-33,931.71-10,159.83

Finding the Fourth Proportional to 22,640.31, 33,931.71 and 10,159.83

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Solution

The fourth proportional to 22,640.31, 33,931.71 and 10,159.83 is: 15,226.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,640.31 : 33,931.71 = 10,159.83 : x
  2. Step 2: Convert to fraction form
    22,640.31/33,931.71 = 10,159.83/x
  3. Step 3: Cross multiply
    22,640.31x = 33,931.71 × 10,159.83
  4. Step 4: Simplify right side
    22,640.31x = 344,740,405.21
  5. Step 5: Solve for x
    x = 344,740,405.21/22,640.31
  6. Step 6: Final answer
    x = 15,226.84

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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.