Home / 26,349.99-39,540.56-9,721.71

Finding the Fourth Proportional to 26,349.99, 39,540.56 and 9,721.71

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Solution

The fourth proportional to 26,349.99, 39,540.56 and 9,721.71 is: 14,588.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,349.99 : 39,540.56 = 9,721.71 : x
  2. Step 2: Convert to fraction form
    26,349.99/39,540.56 = 9,721.71/x
  3. Step 3: Cross multiply
    26,349.99x = 39,540.56 × 9,721.71
  4. Step 4: Simplify right side
    26,349.99x = 384,401,857.56
  5. Step 5: Solve for x
    x = 384,401,857.56/26,349.99
  6. Step 6: Final answer
    x = 14,588.31

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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.