Home / 16,098.24-22,256.64-12,139.68

Finding the Fourth Proportional to 16,098.24, 22,256.64 and 12,139.68

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Solution

The fourth proportional to 16,098.24, 22,256.64 and 12,139.68 is: 16,783.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,098.24 : 22,256.64 = 12,139.68 : x
  2. Step 2: Convert to fraction form
    16,098.24/22,256.64 = 12,139.68/x
  3. Step 3: Cross multiply
    16,098.24x = 22,256.64 × 12,139.68
  4. Step 4: Simplify right side
    16,098.24x = 270,188,487.48
  5. Step 5: Solve for x
    x = 270,188,487.48/16,098.24
  6. Step 6: Final answer
    x = 16,783.73

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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.