Home / 13,108.26-19,514.16-13,030.44

Finding the Fourth Proportional to 13,108.26, 19,514.16 and 13,030.44

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Solution

The fourth proportional to 13,108.26, 19,514.16 and 13,030.44 is: 19,398.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,108.26 : 19,514.16 = 13,030.44 : x
  2. Step 2: Convert to fraction form
    13,108.26/19,514.16 = 13,030.44/x
  3. Step 3: Cross multiply
    13,108.26x = 19,514.16 × 13,030.44
  4. Step 4: Simplify right side
    13,108.26x = 254,278,091.03
  5. Step 5: Solve for x
    x = 254,278,091.03/13,108.26
  6. Step 6: Final answer
    x = 19,398.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.