Home / 14,723.70-20,326.24-9,968.80

Finding the Fourth Proportional to 14,723.70, 20,326.24 and 9,968.80

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Solution

The fourth proportional to 14,723.70, 20,326.24 and 9,968.80 is: 13,762.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,723.70 : 20,326.24 = 9,968.80 : x
  2. Step 2: Convert to fraction form
    14,723.70/20,326.24 = 9,968.80/x
  3. Step 3: Cross multiply
    14,723.70x = 20,326.24 × 9,968.80
  4. Step 4: Simplify right side
    14,723.70x = 202,628,163.90
  5. Step 5: Solve for x
    x = 202,628,163.90/14,723.70
  6. Step 6: Final answer
    x = 13,762.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.