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Finding the Fourth Proportional to 46,405.94, 69,610.11 and 14,815.97

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Solution

The fourth proportional to 46,405.94, 69,610.11 and 14,815.97 is: 22,224.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,405.94 : 69,610.11 = 14,815.97 : x
  2. Step 2: Convert to fraction form
    46,405.94/69,610.11 = 14,815.97/x
  3. Step 3: Cross multiply
    46,405.94x = 69,610.11 × 14,815.97
  4. Step 4: Simplify right side
    46,405.94x = 1,031,341,447.70
  5. Step 5: Solve for x
    x = 1,031,341,447.70/46,405.94
  6. Step 6: Final answer
    x = 22,224.34

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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.