Home / 26,128.97-36,058.13-14,192.40

Finding the Fourth Proportional to 26,128.97, 36,058.13 and 14,192.40

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Solution

The fourth proportional to 26,128.97, 36,058.13 and 14,192.40 is: 19,585.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,128.97 : 36,058.13 = 14,192.40 : x
  2. Step 2: Convert to fraction form
    26,128.97/36,058.13 = 14,192.40/x
  3. Step 3: Cross multiply
    26,128.97x = 36,058.13 × 14,192.40
  4. Step 4: Simplify right side
    26,128.97x = 511,751,404.21
  5. Step 5: Solve for x
    x = 511,751,404.21/26,128.97
  6. Step 6: Final answer
    x = 19,585.59

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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.