Home / 14,724.33-20,314.58-8,350.22

Finding the Fourth Proportional to 14,724.33, 20,314.58 and 8,350.22

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Solution

The fourth proportional to 14,724.33, 20,314.58 and 8,350.22 is: 11,520.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,724.33 : 20,314.58 = 8,350.22 : x
  2. Step 2: Convert to fraction form
    14,724.33/20,314.58 = 8,350.22/x
  3. Step 3: Cross multiply
    14,724.33x = 20,314.58 × 8,350.22
  4. Step 4: Simplify right side
    14,724.33x = 169,631,068.88
  5. Step 5: Solve for x
    x = 169,631,068.88/14,724.33
  6. Step 6: Final answer
    x = 11,520.46

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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.