Home / 45,749.97-68,577.36-17,689.29

Finding the Fourth Proportional to 45,749.97, 68,577.36 and 17,689.29

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Solution

The fourth proportional to 45,749.97, 68,577.36 and 17,689.29 is: 26,515.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,749.97 : 68,577.36 = 17,689.29 : x
  2. Step 2: Convert to fraction form
    45,749.97/68,577.36 = 17,689.29/x
  3. Step 3: Cross multiply
    45,749.97x = 68,577.36 × 17,689.29
  4. Step 4: Simplify right side
    45,749.97x = 1,213,084,808.47
  5. Step 5: Solve for x
    x = 1,213,084,808.47/45,749.97
  6. Step 6: Final answer
    x = 26,515.53

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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.