Home / 19,948.22-27,528.72-10,996.06

Finding the Fourth Proportional to 19,948.22, 27,528.72 and 10,996.06

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Solution

The fourth proportional to 19,948.22, 27,528.72 and 10,996.06 is: 15,174.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,948.22 : 27,528.72 = 10,996.06 : x
  2. Step 2: Convert to fraction form
    19,948.22/27,528.72 = 10,996.06/x
  3. Step 3: Cross multiply
    19,948.22x = 27,528.72 × 10,996.06
  4. Step 4: Simplify right side
    19,948.22x = 302,707,456.84
  5. Step 5: Solve for x
    x = 302,707,456.84/19,948.22
  6. Step 6: Final answer
    x = 15,174.66

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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.