Home / 16,227.64-22,395.18-9,151.48

Finding the Fourth Proportional to 16,227.64, 22,395.18 and 9,151.48

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Solution

The fourth proportional to 16,227.64, 22,395.18 and 9,151.48 is: 12,629.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,227.64 : 22,395.18 = 9,151.48 : x
  2. Step 2: Convert to fraction form
    16,227.64/22,395.18 = 9,151.48/x
  3. Step 3: Cross multiply
    16,227.64x = 22,395.18 × 9,151.48
  4. Step 4: Simplify right side
    16,227.64x = 204,949,041.87
  5. Step 5: Solve for x
    x = 204,949,041.87/16,227.64
  6. Step 6: Final answer
    x = 12,629.63

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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.