Home / 19,957.25-29,941.76-5,917.68

Finding the Fourth Proportional to 19,957.25, 29,941.76 and 5,917.68

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Solution

The fourth proportional to 19,957.25, 29,941.76 and 5,917.68 is: 8,878.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,957.25 : 29,941.76 = 5,917.68 : x
  2. Step 2: Convert to fraction form
    19,957.25/29,941.76 = 5,917.68/x
  3. Step 3: Cross multiply
    19,957.25x = 29,941.76 × 5,917.68
  4. Step 4: Simplify right side
    19,957.25x = 177,185,754.32
  5. Step 5: Solve for x
    x = 177,185,754.32/19,957.25
  6. Step 6: Final answer
    x = 8,878.27

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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.