Home / 16,620.12-22,935.83-9,066.61

Finding the Fourth Proportional to 16,620.12, 22,935.83 and 9,066.61

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Solution

The fourth proportional to 16,620.12, 22,935.83 and 9,066.61 is: 12,511.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,620.12 : 22,935.83 = 9,066.61 : x
  2. Step 2: Convert to fraction form
    16,620.12/22,935.83 = 9,066.61/x
  3. Step 3: Cross multiply
    16,620.12x = 22,935.83 × 9,066.61
  4. Step 4: Simplify right side
    16,620.12x = 207,950,225.64
  5. Step 5: Solve for x
    x = 207,950,225.64/16,620.12
  6. Step 6: Final answer
    x = 12,511.96

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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.