Home / 13,816.98-20,727.27-4,457.34

Finding the Fourth Proportional to 13,816.98, 20,727.27 and 4,457.34

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Solution

The fourth proportional to 13,816.98, 20,727.27 and 4,457.34 is: 6,686.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,816.98 : 20,727.27 = 4,457.34 : x
  2. Step 2: Convert to fraction form
    13,816.98/20,727.27 = 4,457.34/x
  3. Step 3: Cross multiply
    13,816.98x = 20,727.27 × 4,457.34
  4. Step 4: Simplify right side
    13,816.98x = 92,388,489.66
  5. Step 5: Solve for x
    x = 92,388,489.66/13,816.98
  6. Step 6: Final answer
    x = 6,686.59

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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.