Home / 13,943.52-20,901.84-4,704.48

Finding the Fourth Proportional to 13,943.52, 20,901.84 and 4,704.48

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Solution

The fourth proportional to 13,943.52, 20,901.84 and 4,704.48 is: 7,052.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,943.52 : 20,901.84 = 4,704.48 : x
  2. Step 2: Convert to fraction form
    13,943.52/20,901.84 = 4,704.48/x
  3. Step 3: Cross multiply
    13,943.52x = 20,901.84 × 4,704.48
  4. Step 4: Simplify right side
    13,943.52x = 98,332,288.24
  5. Step 5: Solve for x
    x = 98,332,288.24/13,943.52
  6. Step 6: Final answer
    x = 7,052.19

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1.5x scale

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.