Home / 18,764.64-25,786.82-17,897.31

Finding the Fourth Proportional to 18,764.64, 25,786.82 and 17,897.31

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Solution

The fourth proportional to 18,764.64, 25,786.82 and 17,897.31 is: 24,594.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,764.64 : 25,786.82 = 17,897.31 : x
  2. Step 2: Convert to fraction form
    18,764.64/25,786.82 = 17,897.31/x
  3. Step 3: Cross multiply
    18,764.64x = 25,786.82 × 17,897.31
  4. Step 4: Simplify right side
    18,764.64x = 461,514,820.66
  5. Step 5: Solve for x
    x = 461,514,820.66/18,764.64
  6. Step 6: Final answer
    x = 24,594.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.