Home / 10,022.47-15,031.27-4,175.89

Finding the Fourth Proportional to 10,022.47, 15,031.27 and 4,175.89

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Solution

The fourth proportional to 10,022.47, 15,031.27 and 4,175.89 is: 6,262.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,022.47 : 15,031.27 = 4,175.89 : x
  2. Step 2: Convert to fraction form
    10,022.47/15,031.27 = 4,175.89/x
  3. Step 3: Cross multiply
    10,022.47x = 15,031.27 × 4,175.89
  4. Step 4: Simplify right side
    10,022.47x = 62,768,930.08
  5. Step 5: Solve for x
    x = 62,768,930.08/10,022.47
  6. Step 6: Final answer
    x = 6,262.82

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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.