Home / 27,500.52-41,257.77-12,720.05

Finding the Fourth Proportional to 27,500.52, 41,257.77 and 12,720.05

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Solution

The fourth proportional to 27,500.52, 41,257.77 and 12,720.05 is: 19,083.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,500.52 : 41,257.77 = 12,720.05 : x
  2. Step 2: Convert to fraction form
    27,500.52/41,257.77 = 12,720.05/x
  3. Step 3: Cross multiply
    27,500.52x = 41,257.77 × 12,720.05
  4. Step 4: Simplify right side
    27,500.52x = 524,800,897.29
  5. Step 5: Solve for x
    x = 524,800,897.29/27,500.52
  6. Step 6: Final answer
    x = 19,083.31

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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.