Home / 45,258.84-67,872.06-15,668.73

Finding the Fourth Proportional to 45,258.84, 67,872.06 and 15,668.73

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Solution

The fourth proportional to 45,258.84, 67,872.06 and 15,668.73 is: 23,497.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,258.84 : 67,872.06 = 15,668.73 : x
  2. Step 2: Convert to fraction form
    45,258.84/67,872.06 = 15,668.73/x
  3. Step 3: Cross multiply
    45,258.84x = 67,872.06 × 15,668.73
  4. Step 4: Simplify right side
    45,258.84x = 1,063,468,982.68
  5. Step 5: Solve for x
    x = 1,063,468,982.68/45,258.84
  6. Step 6: Final answer
    x = 23,497.49

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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.