Home / 34,611.32-47,763.60-18,695.77

Finding the Fourth Proportional to 34,611.32, 47,763.60 and 18,695.77

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Solution

The fourth proportional to 34,611.32, 47,763.60 and 18,695.77 is: 25,800.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,611.32 : 47,763.60 = 18,695.77 : x
  2. Step 2: Convert to fraction form
    34,611.32/47,763.60 = 18,695.77/x
  3. Step 3: Cross multiply
    34,611.32x = 47,763.60 × 18,695.77
  4. Step 4: Simplify right side
    34,611.32x = 892,977,279.97
  5. Step 5: Solve for x
    x = 892,977,279.97/34,611.32
  6. Step 6: Final answer
    x = 25,800.15

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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.