Home / 47,930.21-71,895.50-14,650.15

Finding the Fourth Proportional to 47,930.21, 71,895.50 and 14,650.15

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Solution

The fourth proportional to 47,930.21, 71,895.50 and 14,650.15 is: 21,975.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,930.21 : 71,895.50 = 14,650.15 : x
  2. Step 2: Convert to fraction form
    47,930.21/71,895.50 = 14,650.15/x
  3. Step 3: Cross multiply
    47,930.21x = 71,895.50 × 14,650.15
  4. Step 4: Simplify right side
    47,930.21x = 1,053,279,644.42
  5. Step 5: Solve for x
    x = 1,053,279,644.42/47,930.21
  6. Step 6: Final answer
    x = 21,975.28

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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.