Home / 16,108.35-22,231.04-9,393.45

Finding the Fourth Proportional to 16,108.35, 22,231.04 and 9,393.45

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Solution

The fourth proportional to 16,108.35, 22,231.04 and 9,393.45 is: 12,963.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,108.35 : 22,231.04 = 9,393.45 : x
  2. Step 2: Convert to fraction form
    16,108.35/22,231.04 = 9,393.45/x
  3. Step 3: Cross multiply
    16,108.35x = 22,231.04 × 9,393.45
  4. Step 4: Simplify right side
    16,108.35x = 208,826,115.72
  5. Step 5: Solve for x
    x = 208,826,115.72/16,108.35
  6. Step 6: Final answer
    x = 12,963.84

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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.