Home / 19,067.64-26,311.22-11,108.20

Finding the Fourth Proportional to 19,067.64, 26,311.22 and 11,108.20

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Solution

The fourth proportional to 19,067.64, 26,311.22 and 11,108.20 is: 15,328.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,067.64 : 26,311.22 = 11,108.20 : x
  2. Step 2: Convert to fraction form
    19,067.64/26,311.22 = 11,108.20/x
  3. Step 3: Cross multiply
    19,067.64x = 26,311.22 × 11,108.20
  4. Step 4: Simplify right side
    19,067.64x = 292,270,294.00
  5. Step 5: Solve for x
    x = 292,270,294.00/19,067.64
  6. Step 6: Final answer
    x = 15,328.08

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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.