Home / 10,029.96-15,045.93-3,455.28

Finding the Fourth Proportional to 10,029.96, 15,045.93 and 3,455.28

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Solution

The fourth proportional to 10,029.96, 15,045.93 and 3,455.28 is: 5,183.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,029.96 : 15,045.93 = 3,455.28 : x
  2. Step 2: Convert to fraction form
    10,029.96/15,045.93 = 3,455.28/x
  3. Step 3: Cross multiply
    10,029.96x = 15,045.93 × 3,455.28
  4. Step 4: Simplify right side
    10,029.96x = 51,987,901.01
  5. Step 5: Solve for x
    x = 51,987,901.01/10,029.96
  6. Step 6: Final answer
    x = 5,183.26

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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.