Home / 27,499.40-41,249.06-9,969.20

Finding the Fourth Proportional to 27,499.40, 41,249.06 and 9,969.20

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Solution

The fourth proportional to 27,499.40, 41,249.06 and 9,969.20 is: 14,953.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,499.40 : 41,249.06 = 9,969.20 : x
  2. Step 2: Convert to fraction form
    27,499.40/41,249.06 = 9,969.20/x
  3. Step 3: Cross multiply
    27,499.40x = 41,249.06 × 9,969.20
  4. Step 4: Simplify right side
    27,499.40x = 411,220,128.95
  5. Step 5: Solve for x
    x = 411,220,128.95/27,499.40
  6. Step 6: Final answer
    x = 14,953.79

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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.