Home / 13,942.52-20,900.34-4,703.48

Finding the Fourth Proportional to 13,942.52, 20,900.34 and 4,703.48

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Solution

The fourth proportional to 13,942.52, 20,900.34 and 4,703.48 is: 7,050.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,942.52 : 20,900.34 = 4,703.48 : x
  2. Step 2: Convert to fraction form
    13,942.52/20,900.34 = 4,703.48/x
  3. Step 3: Cross multiply
    13,942.52x = 20,900.34 × 4,703.48
  4. Step 4: Simplify right side
    13,942.52x = 98,304,331.18
  5. Step 5: Solve for x
    x = 98,304,331.18/13,942.52
  6. Step 6: Final answer
    x = 7,050.69

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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.