Home / 17,339.31-26,012.21-5,649.39

Finding the Fourth Proportional to 17,339.31, 26,012.21 and 5,649.39

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Solution

The fourth proportional to 17,339.31, 26,012.21 and 5,649.39 is: 8,475.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,339.31 : 26,012.21 = 5,649.39 : x
  2. Step 2: Convert to fraction form
    17,339.31/26,012.21 = 5,649.39/x
  3. Step 3: Cross multiply
    17,339.31x = 26,012.21 × 5,649.39
  4. Step 4: Simplify right side
    17,339.31x = 146,953,090.80
  5. Step 5: Solve for x
    x = 146,953,090.80/17,339.31
  6. Step 6: Final answer
    x = 8,475.14

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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.