Home / 47,908.60-71,775.34-34,728.28

Finding the Fourth Proportional to 47,908.60, 71,775.34 and 34,728.28

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Solution

The fourth proportional to 47,908.60, 71,775.34 and 34,728.28 is: 52,028.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,908.60 : 71,775.34 = 34,728.28 : x
  2. Step 2: Convert to fraction form
    47,908.60/71,775.34 = 34,728.28/x
  3. Step 3: Cross multiply
    47,908.60x = 71,775.34 × 34,728.28
  4. Step 4: Simplify right side
    47,908.60x = 2,492,634,104.62
  5. Step 5: Solve for x
    x = 2,492,634,104.62/47,908.60
  6. Step 6: Final answer
    x = 52,028.95

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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.