Home / 27,438.72-41,153.77-8,716.29

Finding the Fourth Proportional to 27,438.72, 41,153.77 and 8,716.29

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Solution

The fourth proportional to 27,438.72, 41,153.77 and 8,716.29 is: 13,073.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,438.72 : 41,153.77 = 8,716.29 : x
  2. Step 2: Convert to fraction form
    27,438.72/41,153.77 = 8,716.29/x
  3. Step 3: Cross multiply
    27,438.72x = 41,153.77 × 8,716.29
  4. Step 4: Simplify right side
    27,438.72x = 358,708,193.91
  5. Step 5: Solve for x
    x = 358,708,193.91/27,438.72
  6. Step 6: Final answer
    x = 13,073.07

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1.5x scale

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.