Home / 45,495.88-68,272.07-17,418.24

Finding the Fourth Proportional to 45,495.88, 68,272.07 and 17,418.24

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Solution

The fourth proportional to 45,495.88, 68,272.07 and 17,418.24 is: 26,138.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,495.88 : 68,272.07 = 17,418.24 : x
  2. Step 2: Convert to fraction form
    45,495.88/68,272.07 = 17,418.24/x
  3. Step 3: Cross multiply
    45,495.88x = 68,272.07 × 17,418.24
  4. Step 4: Simplify right side
    45,495.88x = 1,189,179,213.47
  5. Step 5: Solve for x
    x = 1,189,179,213.47/45,495.88
  6. Step 6: Final answer
    x = 26,138.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.