Home / 16,029.24-22,120.20-8,956.86

Finding the Fourth Proportional to 16,029.24, 22,120.20 and 8,956.86

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Solution

The fourth proportional to 16,029.24, 22,120.20 and 8,956.86 is: 12,360.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,029.24 : 22,120.20 = 8,956.86 : x
  2. Step 2: Convert to fraction form
    16,029.24/22,120.20 = 8,956.86/x
  3. Step 3: Cross multiply
    16,029.24x = 22,120.20 × 8,956.86
  4. Step 4: Simplify right side
    16,029.24x = 198,127,534.57
  5. Step 5: Solve for x
    x = 198,127,534.57/16,029.24
  6. Step 6: Final answer
    x = 12,360.38

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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.