Home / 57,264.78-85,905.36-17,825.88

Finding the Fourth Proportional to 57,264.78, 85,905.36 and 17,825.88

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Solution

The fourth proportional to 57,264.78, 85,905.36 and 17,825.88 is: 26,741.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,264.78 : 85,905.36 = 17,825.88 : x
  2. Step 2: Convert to fraction form
    57,264.78/85,905.36 = 17,825.88/x
  3. Step 3: Cross multiply
    57,264.78x = 85,905.36 × 17,825.88
  4. Step 4: Simplify right side
    57,264.78x = 1,531,338,638.72
  5. Step 5: Solve for x
    x = 1,531,338,638.72/57,264.78
  6. Step 6: Final answer
    x = 26,741.37

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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.