Home / 25,704.74-38,502.44-15,163.40

Finding the Fourth Proportional to 25,704.74, 38,502.44 and 15,163.40

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Solution

The fourth proportional to 25,704.74, 38,502.44 and 15,163.40 is: 22,712.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,704.74 : 38,502.44 = 15,163.40 : x
  2. Step 2: Convert to fraction form
    25,704.74/38,502.44 = 15,163.40/x
  3. Step 3: Cross multiply
    25,704.74x = 38,502.44 × 15,163.40
  4. Step 4: Simplify right side
    25,704.74x = 583,827,976.00
  5. Step 5: Solve for x
    x = 583,827,976.00/25,704.74
  6. Step 6: Final answer
    x = 22,712.85

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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.