Home / 47,895.15-71,851.44-19,799.95

Finding the Fourth Proportional to 47,895.15, 71,851.44 and 19,799.95

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Solution

The fourth proportional to 47,895.15, 71,851.44 and 19,799.95 is: 29,703.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,895.15 : 71,851.44 = 19,799.95 : x
  2. Step 2: Convert to fraction form
    47,895.15/71,851.44 = 19,799.95/x
  3. Step 3: Cross multiply
    47,895.15x = 71,851.44 × 19,799.95
  4. Step 4: Simplify right side
    47,895.15x = 1,422,654,919.43
  5. Step 5: Solve for x
    x = 1,422,654,919.43/47,895.15
  6. Step 6: Final answer
    x = 29,703.53

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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.