Home / 16,558.22-22,844.76-9,387.36

Finding the Fourth Proportional to 16,558.22, 22,844.76 and 9,387.36

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Solution

The fourth proportional to 16,558.22, 22,844.76 and 9,387.36 is: 12,951.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,558.22 : 22,844.76 = 9,387.36 : x
  2. Step 2: Convert to fraction form
    16,558.22/22,844.76 = 9,387.36/x
  3. Step 3: Cross multiply
    16,558.22x = 22,844.76 × 9,387.36
  4. Step 4: Simplify right side
    16,558.22x = 214,451,986.23
  5. Step 5: Solve for x
    x = 214,451,986.23/16,558.22
  6. Step 6: Final answer
    x = 12,951.39

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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.