Home / 10,029.54-15,045.74-3,453.96

Finding the Fourth Proportional to 10,029.54, 15,045.74 and 3,453.96

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Solution

The fourth proportional to 10,029.54, 15,045.74 and 3,453.96 is: 5,181.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,029.54 : 15,045.74 = 3,453.96 : x
  2. Step 2: Convert to fraction form
    10,029.54/15,045.74 = 3,453.96/x
  3. Step 3: Cross multiply
    10,029.54x = 15,045.74 × 3,453.96
  4. Step 4: Simplify right side
    10,029.54x = 51,967,384.13
  5. Step 5: Solve for x
    x = 51,967,384.13/10,029.54
  6. Step 6: Final answer
    x = 5,181.43

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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.