Home / 12,066.06-16,645.32-9,944.94

Finding the Fourth Proportional to 12,066.06, 16,645.32 and 9,944.94

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Solution

The fourth proportional to 12,066.06, 16,645.32 and 9,944.94 is: 13,719.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,066.06 : 16,645.32 = 9,944.94 : x
  2. Step 2: Convert to fraction form
    12,066.06/16,645.32 = 9,944.94/x
  3. Step 3: Cross multiply
    12,066.06x = 16,645.32 × 9,944.94
  4. Step 4: Simplify right side
    12,066.06x = 165,536,708.68
  5. Step 5: Solve for x
    x = 165,536,708.68/12,066.06
  6. Step 6: Final answer
    x = 13,719.20

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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.