Home / 16,212.84-22,372.08-11,966.22

Finding the Fourth Proportional to 16,212.84, 22,372.08 and 11,966.22

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Solution

The fourth proportional to 16,212.84, 22,372.08 and 11,966.22 is: 16,512.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,212.84 : 22,372.08 = 11,966.22 : x
  2. Step 2: Convert to fraction form
    16,212.84/22,372.08 = 11,966.22/x
  3. Step 3: Cross multiply
    16,212.84x = 22,372.08 × 11,966.22
  4. Step 4: Simplify right side
    16,212.84x = 267,709,231.14
  5. Step 5: Solve for x
    x = 267,709,231.14/16,212.84
  6. Step 6: Final answer
    x = 16,512.17

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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.