Home / 47,895.12-71,850.72-21,599.28

Finding the Fourth Proportional to 47,895.12, 71,850.72 and 21,599.28

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Solution

The fourth proportional to 47,895.12, 71,850.72 and 21,599.28 is: 32,402.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,895.12 : 71,850.72 = 21,599.28 : x
  2. Step 2: Convert to fraction form
    47,895.12/71,850.72 = 21,599.28/x
  3. Step 3: Cross multiply
    47,895.12x = 71,850.72 × 21,599.28
  4. Step 4: Simplify right side
    47,895.12x = 1,551,923,819.48
  5. Step 5: Solve for x
    x = 1,551,923,819.48/47,895.12
  6. Step 6: Final answer
    x = 32,402.55

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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.