Home / 14,947.40-22,415.84-4,414.61

Finding the Fourth Proportional to 14,947.40, 22,415.84 and 4,414.61

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Solution

The fourth proportional to 14,947.40, 22,415.84 and 4,414.61 is: 6,620.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,947.40 : 22,415.84 = 4,414.61 : x
  2. Step 2: Convert to fraction form
    14,947.40/22,415.84 = 4,414.61/x
  3. Step 3: Cross multiply
    14,947.40x = 22,415.84 × 4,414.61
  4. Step 4: Simplify right side
    14,947.40x = 98,957,090.38
  5. Step 5: Solve for x
    x = 98,957,090.38/14,947.40
  6. Step 6: Final answer
    x = 6,620.36

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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.