Home / 10,031.25-15,046.83-3,011.23

Finding the Fourth Proportional to 10,031.25, 15,046.83 and 3,011.23

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Solution

The fourth proportional to 10,031.25, 15,046.83 and 3,011.23 is: 4,516.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,031.25 : 15,046.83 = 3,011.23 : x
  2. Step 2: Convert to fraction form
    10,031.25/15,046.83 = 3,011.23/x
  3. Step 3: Cross multiply
    10,031.25x = 15,046.83 × 3,011.23
  4. Step 4: Simplify right side
    10,031.25x = 45,309,428.28
  5. Step 5: Solve for x
    x = 45,309,428.28/10,031.25
  6. Step 6: Final answer
    x = 4,516.83

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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.