Home / 19,067.38-26,312.98-11,615.38

Finding the Fourth Proportional to 19,067.38, 26,312.98 and 11,615.38

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Solution

The fourth proportional to 19,067.38, 26,312.98 and 11,615.38 is: 16,029.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,067.38 : 26,312.98 = 11,615.38 : x
  2. Step 2: Convert to fraction form
    19,067.38/26,312.98 = 11,615.38/x
  3. Step 3: Cross multiply
    19,067.38x = 26,312.98 × 11,615.38
  4. Step 4: Simplify right side
    19,067.38x = 305,635,261.63
  5. Step 5: Solve for x
    x = 305,635,261.63/19,067.38
  6. Step 6: Final answer
    x = 16,029.22

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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.