Home / 42,481.26-63,729.59-17,507.41

Finding the Fourth Proportional to 42,481.26, 63,729.59 and 17,507.41

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Solution

The fourth proportional to 42,481.26, 63,729.59 and 17,507.41 is: 26,264.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,481.26 : 63,729.59 = 17,507.41 : x
  2. Step 2: Convert to fraction form
    42,481.26/63,729.59 = 17,507.41/x
  3. Step 3: Cross multiply
    42,481.26x = 63,729.59 × 17,507.41
  4. Step 4: Simplify right side
    42,481.26x = 1,115,739,814.40
  5. Step 5: Solve for x
    x = 1,115,739,814.40/42,481.26
  6. Step 6: Final answer
    x = 26,264.28

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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.