Home / 16,117.62-22,236.30-12,336.90

Finding the Fourth Proportional to 16,117.62, 22,236.30 and 12,336.90

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Solution

The fourth proportional to 16,117.62, 22,236.30 and 12,336.90 is: 17,020.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,117.62 : 22,236.30 = 12,336.90 : x
  2. Step 2: Convert to fraction form
    16,117.62/22,236.30 = 12,336.90/x
  3. Step 3: Cross multiply
    16,117.62x = 22,236.30 × 12,336.90
  4. Step 4: Simplify right side
    16,117.62x = 274,327,009.47
  5. Step 5: Solve for x
    x = 274,327,009.47/16,117.62
  6. Step 6: Final answer
    x = 17,020.32

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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.