Home / 12,004.46-16,566.50-6,699.17

Finding the Fourth Proportional to 12,004.46, 16,566.50 and 6,699.17

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Solution

The fourth proportional to 12,004.46, 16,566.50 and 6,699.17 is: 9,245.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,004.46 : 16,566.50 = 6,699.17 : x
  2. Step 2: Convert to fraction form
    12,004.46/16,566.50 = 6,699.17/x
  3. Step 3: Cross multiply
    12,004.46x = 16,566.50 × 6,699.17
  4. Step 4: Simplify right side
    12,004.46x = 110,981,799.81
  5. Step 5: Solve for x
    x = 110,981,799.81/12,004.46
  6. Step 6: Final answer
    x = 9,245.05

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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.