Home / 12,996.73-17,925.28-11,207.17

Finding the Fourth Proportional to 12,996.73, 17,925.28 and 11,207.17

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Solution

The fourth proportional to 12,996.73, 17,925.28 and 11,207.17 is: 15,457.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,996.73 : 17,925.28 = 11,207.17 : x
  2. Step 2: Convert to fraction form
    12,996.73/17,925.28 = 11,207.17/x
  3. Step 3: Cross multiply
    12,996.73x = 17,925.28 × 11,207.17
  4. Step 4: Simplify right side
    12,996.73x = 200,891,660.26
  5. Step 5: Solve for x
    x = 200,891,660.26/12,996.73
  6. Step 6: Final answer
    x = 15,457.09

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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.