Home / 15,974.51-23,943.59-9,720.73

Finding the Fourth Proportional to 15,974.51, 23,943.59 and 9,720.73

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Solution

The fourth proportional to 15,974.51, 23,943.59 and 9,720.73 is: 14,570.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,974.51 : 23,943.59 = 9,720.73 : x
  2. Step 2: Convert to fraction form
    15,974.51/23,943.59 = 9,720.73/x
  3. Step 3: Cross multiply
    15,974.51x = 23,943.59 × 9,720.73
  4. Step 4: Simplify right side
    15,974.51x = 232,749,173.62
  5. Step 5: Solve for x
    x = 232,749,173.62/15,974.51
  6. Step 6: Final answer
    x = 14,570.04

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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.