Home / 14,318.32-21,317.04-14,249.04

Finding the Fourth Proportional to 14,318.32, 21,317.04 and 14,249.04

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Solution

The fourth proportional to 14,318.32, 21,317.04 and 14,249.04 is: 21,213.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,318.32 : 21,317.04 = 14,249.04 : x
  2. Step 2: Convert to fraction form
    14,318.32/21,317.04 = 14,249.04/x
  3. Step 3: Cross multiply
    14,318.32x = 21,317.04 × 14,249.04
  4. Step 4: Simplify right side
    14,318.32x = 303,747,355.64
  5. Step 5: Solve for x
    x = 303,747,355.64/14,318.32
  6. Step 6: Final answer
    x = 21,213.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.