Home / 19,979.04-27,570.54-11,026.38

Finding the Fourth Proportional to 19,979.04, 27,570.54 and 11,026.38

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Solution

The fourth proportional to 19,979.04, 27,570.54 and 11,026.38 is: 15,216.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,979.04 : 27,570.54 = 11,026.38 : x
  2. Step 2: Convert to fraction form
    19,979.04/27,570.54 = 11,026.38/x
  3. Step 3: Cross multiply
    19,979.04x = 27,570.54 × 11,026.38
  4. Step 4: Simplify right side
    19,979.04x = 304,003,250.85
  5. Step 5: Solve for x
    x = 304,003,250.85/19,979.04
  6. Step 6: Final answer
    x = 15,216.11

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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.