Home / 34,611.17-47,763.38-18,695.61

Finding the Fourth Proportional to 34,611.17, 47,763.38 and 18,695.61

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Solution

The fourth proportional to 34,611.17, 47,763.38 and 18,695.61 is: 25,799.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,611.17 : 47,763.38 = 18,695.61 : x
  2. Step 2: Convert to fraction form
    34,611.17/47,763.38 = 18,695.61/x
  3. Step 3: Cross multiply
    34,611.17x = 47,763.38 × 18,695.61
  4. Step 4: Simplify right side
    34,611.17x = 892,965,431.28
  5. Step 5: Solve for x
    x = 892,965,431.28/34,611.17
  6. Step 6: Final answer
    x = 25,799.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.