Home / 47,847.45-66,025.19-27,705.70

Finding the Fourth Proportional to 47,847.45, 66,025.19 and 27,705.70

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Solution

The fourth proportional to 47,847.45, 66,025.19 and 27,705.70 is: 38,231.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,847.45 : 66,025.19 = 27,705.70 : x
  2. Step 2: Convert to fraction form
    47,847.45/66,025.19 = 27,705.70/x
  3. Step 3: Cross multiply
    47,847.45x = 66,025.19 × 27,705.70
  4. Step 4: Simplify right side
    47,847.45x = 1,829,274,106.58
  5. Step 5: Solve for x
    x = 1,829,274,106.58/47,847.45
  6. Step 6: Final answer
    x = 38,231.38

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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.