Home / 19,766.58-29,664.48-15,917.46

Finding the Fourth Proportional to 19,766.58, 29,664.48 and 15,917.46

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Solution

The fourth proportional to 19,766.58, 29,664.48 and 15,917.46 is: 23,887.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,766.58 : 29,664.48 = 15,917.46 : x
  2. Step 2: Convert to fraction form
    19,766.58/29,664.48 = 15,917.46/x
  3. Step 3: Cross multiply
    19,766.58x = 29,664.48 × 15,917.46
  4. Step 4: Simplify right side
    19,766.58x = 472,183,173.82
  5. Step 5: Solve for x
    x = 472,183,173.82/19,766.58
  6. Step 6: Final answer
    x = 23,887.96

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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.