Home / 11,127.85-16,691.77-9,473.83

Finding the Fourth Proportional to 11,127.85, 16,691.77 and 9,473.83

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Solution

The fourth proportional to 11,127.85, 16,691.77 and 9,473.83 is: 14,210.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,127.85 : 16,691.77 = 9,473.83 : x
  2. Step 2: Convert to fraction form
    11,127.85/16,691.77 = 9,473.83/x
  3. Step 3: Cross multiply
    11,127.85x = 16,691.77 × 9,473.83
  4. Step 4: Simplify right side
    11,127.85x = 158,134,961.49
  5. Step 5: Solve for x
    x = 158,134,961.49/11,127.85
  6. Step 6: Final answer
    x = 14,210.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.