Home / 17,390.48-23,998.44-9,938

Finding the Fourth Proportional to 17,390.48, 23,998.44 and 9,938

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Solution

The fourth proportional to 17,390.48, 23,998.44 and 9,938 is: 13,714.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,390.48 : 23,998.44 = 9,938 : x
  2. Step 2: Convert to fraction form
    17,390.48/23,998.44 = 9,938/x
  3. Step 3: Cross multiply
    17,390.48x = 23,998.44 × 9,938
  4. Step 4: Simplify right side
    17,390.48x = 238,496,496.72
  5. Step 5: Solve for x
    x = 238,496,496.72/17,390.48
  6. Step 6: Final answer
    x = 13,714.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.