Home / 15,581.43-23,372.91-4,487.85

Finding the Fourth Proportional to 15,581.43, 23,372.91 and 4,487.85

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Solution

The fourth proportional to 15,581.43, 23,372.91 and 4,487.85 is: 6,732.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,581.43 : 23,372.91 = 4,487.85 : x
  2. Step 2: Convert to fraction form
    15,581.43/23,372.91 = 4,487.85/x
  3. Step 3: Cross multiply
    15,581.43x = 23,372.91 × 4,487.85
  4. Step 4: Simplify right side
    15,581.43x = 104,894,114.14
  5. Step 5: Solve for x
    x = 104,894,114.14/15,581.43
  6. Step 6: Final answer
    x = 6,732.00

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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.