Home / 10,255.38-15,384.35-4,014.59

Finding the Fourth Proportional to 10,255.38, 15,384.35 and 4,014.59

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Solution

The fourth proportional to 10,255.38, 15,384.35 and 4,014.59 is: 6,022.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,255.38 : 15,384.35 = 4,014.59 : x
  2. Step 2: Convert to fraction form
    10,255.38/15,384.35 = 4,014.59/x
  3. Step 3: Cross multiply
    10,255.38x = 15,384.35 × 4,014.59
  4. Step 4: Simplify right side
    10,255.38x = 61,761,857.67
  5. Step 5: Solve for x
    x = 61,761,857.67/10,255.38
  6. Step 6: Final answer
    x = 6,022.39

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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.