Home / 13,474.53-20,210.31-3,614.79

Finding the Fourth Proportional to 13,474.53, 20,210.31 and 3,614.79

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Solution

The fourth proportional to 13,474.53, 20,210.31 and 3,614.79 is: 5,421.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,474.53 : 20,210.31 = 3,614.79 : x
  2. Step 2: Convert to fraction form
    13,474.53/20,210.31 = 3,614.79/x
  3. Step 3: Cross multiply
    13,474.53x = 20,210.31 × 3,614.79
  4. Step 4: Simplify right side
    13,474.53x = 73,056,026.48
  5. Step 5: Solve for x
    x = 73,056,026.48/13,474.53
  6. Step 6: Final answer
    x = 5,421.79

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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.