Home / 41,983.80-62,975.70-13,896.30

Finding the Fourth Proportional to 41,983.80, 62,975.70 and 13,896.30

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Solution

The fourth proportional to 41,983.80, 62,975.70 and 13,896.30 is: 20,844.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,983.80 : 62,975.70 = 13,896.30 : x
  2. Step 2: Convert to fraction form
    41,983.80/62,975.70 = 13,896.30/x
  3. Step 3: Cross multiply
    41,983.80x = 62,975.70 × 13,896.30
  4. Step 4: Simplify right side
    41,983.80x = 875,129,219.91
  5. Step 5: Solve for x
    x = 875,129,219.91/41,983.80
  6. Step 6: Final answer
    x = 20,844.45

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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.