Home / 14,561.66-21,847.98-8,722.46

Finding the Fourth Proportional to 14,561.66, 21,847.98 and 8,722.46

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Solution

The fourth proportional to 14,561.66, 21,847.98 and 8,722.46 is: 13,086.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,561.66 : 21,847.98 = 8,722.46 : x
  2. Step 2: Convert to fraction form
    14,561.66/21,847.98 = 8,722.46/x
  3. Step 3: Cross multiply
    14,561.66x = 21,847.98 × 8,722.46
  4. Step 4: Simplify right side
    14,561.66x = 190,568,131.63
  5. Step 5: Solve for x
    x = 190,568,131.63/14,561.66
  6. Step 6: Final answer
    x = 13,086.98

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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.