Home / 16,224.57-22,389.91-9,151.00

Finding the Fourth Proportional to 16,224.57, 22,389.91 and 9,151.00

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Solution

The fourth proportional to 16,224.57, 22,389.91 and 9,151.00 is: 12,628.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,224.57 : 22,389.91 = 9,151.00 : x
  2. Step 2: Convert to fraction form
    16,224.57/22,389.91 = 9,151.00/x
  3. Step 3: Cross multiply
    16,224.57x = 22,389.91 × 9,151.00
  4. Step 4: Simplify right side
    16,224.57x = 204,889,987.56
  5. Step 5: Solve for x
    x = 204,889,987.56/16,224.57
  6. Step 6: Final answer
    x = 12,628.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.