Home / 29,917.40-41,284.32-16,488.62

Finding the Fourth Proportional to 29,917.40, 41,284.32 and 16,488.62

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Solution

The fourth proportional to 29,917.40, 41,284.32 and 16,488.62 is: 22,753.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,917.40 : 41,284.32 = 16,488.62 : x
  2. Step 2: Convert to fraction form
    29,917.40/41,284.32 = 16,488.62/x
  3. Step 3: Cross multiply
    29,917.40x = 41,284.32 × 16,488.62
  4. Step 4: Simplify right side
    29,917.40x = 680,721,258.02
  5. Step 5: Solve for x
    x = 680,721,258.02/29,917.40
  6. Step 6: Final answer
    x = 22,753.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.