Home / 47,894.15-71,849.94-19,798.95

Finding the Fourth Proportional to 47,894.15, 71,849.94 and 19,798.95

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Solution

The fourth proportional to 47,894.15, 71,849.94 and 19,798.95 is: 29,702.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,894.15 : 71,849.94 = 19,798.95 : x
  2. Step 2: Convert to fraction form
    47,894.15/71,849.94 = 19,798.95/x
  3. Step 3: Cross multiply
    47,894.15x = 71,849.94 × 19,798.95
  4. Step 4: Simplify right side
    47,894.15x = 1,422,553,025.88
  5. Step 5: Solve for x
    x = 1,422,553,025.88/47,894.15
  6. Step 6: Final answer
    x = 29,702.02

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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.