Home / 45,706.39-68,552.49-17,639.62

Finding the Fourth Proportional to 45,706.39, 68,552.49 and 17,639.62

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Solution

The fourth proportional to 45,706.39, 68,552.49 and 17,639.62 is: 26,456.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,706.39 : 68,552.49 = 17,639.62 : x
  2. Step 2: Convert to fraction form
    45,706.39/68,552.49 = 17,639.62/x
  3. Step 3: Cross multiply
    45,706.39x = 68,552.49 × 17,639.62
  4. Step 4: Simplify right side
    45,706.39x = 1,209,239,873.65
  5. Step 5: Solve for x
    x = 1,209,239,873.65/45,706.39
  6. Step 6: Final answer
    x = 26,456.69

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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.