Home / 30,898.72-46,354.83-11,175.22

Finding the Fourth Proportional to 30,898.72, 46,354.83 and 11,175.22

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Solution

The fourth proportional to 30,898.72, 46,354.83 and 11,175.22 is: 16,765.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,898.72 : 46,354.83 = 11,175.22 : x
  2. Step 2: Convert to fraction form
    30,898.72/46,354.83 = 11,175.22/x
  3. Step 3: Cross multiply
    30,898.72x = 46,354.83 × 11,175.22
  4. Step 4: Simplify right side
    30,898.72x = 518,025,423.31
  5. Step 5: Solve for x
    x = 518,025,423.31/30,898.72
  6. Step 6: Final answer
    x = 16,765.27

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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.