Home / 15,241.12-21,026.52-9,934

Finding the Fourth Proportional to 15,241.12, 21,026.52 and 9,934

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Solution

The fourth proportional to 15,241.12, 21,026.52 and 9,934 is: 13,704.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,241.12 : 21,026.52 = 9,934 : x
  2. Step 2: Convert to fraction form
    15,241.12/21,026.52 = 9,934/x
  3. Step 3: Cross multiply
    15,241.12x = 21,026.52 × 9,934
  4. Step 4: Simplify right side
    15,241.12x = 208,877,449.68
  5. Step 5: Solve for x
    x = 208,877,449.68/15,241.12
  6. Step 6: Final answer
    x = 13,704.86

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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.