Home / 30,892.72-46,342.68-11,180.56

Finding the Fourth Proportional to 30,892.72, 46,342.68 and 11,180.56

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Solution

The fourth proportional to 30,892.72, 46,342.68 and 11,180.56 is: 16,772.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,892.72 : 46,342.68 = 11,180.56 : x
  2. Step 2: Convert to fraction form
    30,892.72/46,342.68 = 11,180.56/x
  3. Step 3: Cross multiply
    30,892.72x = 46,342.68 × 11,180.56
  4. Step 4: Simplify right side
    30,892.72x = 518,136,956.52
  5. Step 5: Solve for x
    x = 518,136,956.52/30,892.72
  6. Step 6: Final answer
    x = 16,772.14

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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.