Home / 12,604.82-18,839.29-11,011.14

Finding the Fourth Proportional to 12,604.82, 18,839.29 and 11,011.14

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Solution

The fourth proportional to 12,604.82, 18,839.29 and 11,011.14 is: 16,457.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,604.82 : 18,839.29 = 11,011.14 : x
  2. Step 2: Convert to fraction form
    12,604.82/18,839.29 = 11,011.14/x
  3. Step 3: Cross multiply
    12,604.82x = 18,839.29 × 11,011.14
  4. Step 4: Simplify right side
    12,604.82x = 207,442,059.69
  5. Step 5: Solve for x
    x = 207,442,059.69/12,604.82
  6. Step 6: Final answer
    x = 16,457.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.