Home / 19,948.61-27,529.26-10,996.43

Finding the Fourth Proportional to 19,948.61, 27,529.26 and 10,996.43

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Solution

The fourth proportional to 19,948.61, 27,529.26 and 10,996.43 is: 15,175.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,948.61 : 27,529.26 = 10,996.43 : x
  2. Step 2: Convert to fraction form
    19,948.61/27,529.26 = 10,996.43/x
  3. Step 3: Cross multiply
    19,948.61x = 27,529.26 × 10,996.43
  4. Step 4: Simplify right side
    19,948.61x = 302,723,540.94
  5. Step 5: Solve for x
    x = 302,723,540.94/19,948.61
  6. Step 6: Final answer
    x = 15,175.17

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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.