Home / 10,623.53-15,904.14-7,449.97

Finding the Fourth Proportional to 10,623.53, 15,904.14 and 7,449.97

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Solution

The fourth proportional to 10,623.53, 15,904.14 and 7,449.97 is: 11,153.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,623.53 : 15,904.14 = 7,449.97 : x
  2. Step 2: Convert to fraction form
    10,623.53/15,904.14 = 7,449.97/x
  3. Step 3: Cross multiply
    10,623.53x = 15,904.14 × 7,449.97
  4. Step 4: Simplify right side
    10,623.53x = 118,485,365.88
  5. Step 5: Solve for x
    x = 118,485,365.88/10,623.53
  6. Step 6: Final answer
    x = 11,153.11

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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.