Home / 16,008.30-22,090.77-8,934.66

Finding the Fourth Proportional to 16,008.30, 22,090.77 and 8,934.66

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Solution

The fourth proportional to 16,008.30, 22,090.77 and 8,934.66 is: 12,329.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,008.30 : 22,090.77 = 8,934.66 : x
  2. Step 2: Convert to fraction form
    16,008.30/22,090.77 = 8,934.66/x
  3. Step 3: Cross multiply
    16,008.30x = 22,090.77 × 8,934.66
  4. Step 4: Simplify right side
    16,008.30x = 197,373,519.09
  5. Step 5: Solve for x
    x = 197,373,519.09/16,008.30
  6. Step 6: Final answer
    x = 12,329.45

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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.