Home / 16,227.36-22,393.44-9,155.28

Finding the Fourth Proportional to 16,227.36, 22,393.44 and 9,155.28

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Solution

The fourth proportional to 16,227.36, 22,393.44 and 9,155.28 is: 12,634.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,227.36 : 22,393.44 = 9,155.28 : x
  2. Step 2: Convert to fraction form
    16,227.36/22,393.44 = 9,155.28/x
  3. Step 3: Cross multiply
    16,227.36x = 22,393.44 × 9,155.28
  4. Step 4: Simplify right side
    16,227.36x = 205,018,213.36
  5. Step 5: Solve for x
    x = 205,018,213.36/16,227.36
  6. Step 6: Final answer
    x = 12,634.11

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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.