Home / 30,670.58-45,960.28-15,859.73

Finding the Fourth Proportional to 30,670.58, 45,960.28 and 15,859.73

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Solution

The fourth proportional to 30,670.58, 45,960.28 and 15,859.73 is: 23,766.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,670.58 : 45,960.28 = 15,859.73 : x
  2. Step 2: Convert to fraction form
    30,670.58/45,960.28 = 15,859.73/x
  3. Step 3: Cross multiply
    30,670.58x = 45,960.28 × 15,859.73
  4. Step 4: Simplify right side
    30,670.58x = 728,917,706.78
  5. Step 5: Solve for x
    x = 728,917,706.78/30,670.58
  6. Step 6: Final answer
    x = 23,766.02

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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.