Home / 25,772.70-38,622.60-10,966.71

Finding the Fourth Proportional to 25,772.70, 38,622.60 and 10,966.71

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Solution

The fourth proportional to 25,772.70, 38,622.60 and 10,966.71 is: 16,434.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,772.70 : 38,622.60 = 10,966.71 : x
  2. Step 2: Convert to fraction form
    25,772.70/38,622.60 = 10,966.71/x
  3. Step 3: Cross multiply
    25,772.70x = 38,622.60 × 10,966.71
  4. Step 4: Simplify right side
    25,772.70x = 423,562,853.65
  5. Step 5: Solve for x
    x = 423,562,853.65/25,772.70
  6. Step 6: Final answer
    x = 16,434.55

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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.