Home / 19,957.21-29,908.00-10,084.96

Finding the Fourth Proportional to 19,957.21, 29,908.00 and 10,084.96

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Solution

The fourth proportional to 19,957.21, 29,908.00 and 10,084.96 is: 15,113.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,957.21 : 29,908.00 = 10,084.96 : x
  2. Step 2: Convert to fraction form
    19,957.21/29,908.00 = 10,084.96/x
  3. Step 3: Cross multiply
    19,957.21x = 29,908.00 × 10,084.96
  4. Step 4: Simplify right side
    19,957.21x = 301,621,033.67
  5. Step 5: Solve for x
    x = 301,621,033.67/19,957.21
  6. Step 6: Final answer
    x = 15,113.39

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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.