Home / 22,725.60-34,120.20-11,639.94

Finding the Fourth Proportional to 22,725.60, 34,120.20 and 11,639.94

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Solution

The fourth proportional to 22,725.60, 34,120.20 and 11,639.94 is: 17,476.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,725.60 : 34,120.20 = 11,639.94 : x
  2. Step 2: Convert to fraction form
    22,725.60/34,120.20 = 11,639.94/x
  3. Step 3: Cross multiply
    22,725.60x = 34,120.20 × 11,639.94
  4. Step 4: Simplify right side
    22,725.60x = 397,157,080.79
  5. Step 5: Solve for x
    x = 397,157,080.79/22,725.60
  6. Step 6: Final answer
    x = 17,476.20

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1.5x scale

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.