Home / 19,577.25-27,016.61-11,079.23

Finding the Fourth Proportional to 19,577.25, 27,016.61 and 11,079.23

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Solution

The fourth proportional to 19,577.25, 27,016.61 and 11,079.23 is: 15,289.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,577.25 : 27,016.61 = 11,079.23 : x
  2. Step 2: Convert to fraction form
    19,577.25/27,016.61 = 11,079.23/x
  3. Step 3: Cross multiply
    19,577.25x = 27,016.61 × 11,079.23
  4. Step 4: Simplify right side
    19,577.25x = 299,323,045.53
  5. Step 5: Solve for x
    x = 299,323,045.53/19,577.25
  6. Step 6: Final answer
    x = 15,289.33

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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.