Home / 16,490.36-22,757.28-11,785.88

Finding the Fourth Proportional to 16,490.36, 22,757.28 and 11,785.88

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Solution

The fourth proportional to 16,490.36, 22,757.28 and 11,785.88 is: 16,264.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,490.36 : 22,757.28 = 11,785.88 : x
  2. Step 2: Convert to fraction form
    16,490.36/22,757.28 = 11,785.88/x
  3. Step 3: Cross multiply
    16,490.36x = 22,757.28 × 11,785.88
  4. Step 4: Simplify right side
    16,490.36x = 268,214,571.21
  5. Step 5: Solve for x
    x = 268,214,571.21/16,490.36
  6. Step 6: Final answer
    x = 16,264.93

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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.