Home / 10,326.20-15,489.44-2,535

Finding the Fourth Proportional to 10,326.20, 15,489.44 and 2,535

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Solution

The fourth proportional to 10,326.20, 15,489.44 and 2,535 is: 3,802.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,326.20 : 15,489.44 = 2,535 : x
  2. Step 2: Convert to fraction form
    10,326.20/15,489.44 = 2,535/x
  3. Step 3: Cross multiply
    10,326.20x = 15,489.44 × 2,535
  4. Step 4: Simplify right side
    10,326.20x = 39,265,717.73
  5. Step 5: Solve for x
    x = 39,265,717.73/10,326.20
  6. Step 6: Final answer
    x = 3,802.53

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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.