Home / 14,355.26-21,512.83-6,957.75

Finding the Fourth Proportional to 14,355.26, 21,512.83 and 6,957.75

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Solution

The fourth proportional to 14,355.26, 21,512.83 and 6,957.75 is: 10,426.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,355.26 : 21,512.83 = 6,957.75 : x
  2. Step 2: Convert to fraction form
    14,355.26/21,512.83 = 6,957.75/x
  3. Step 3: Cross multiply
    14,355.26x = 21,512.83 × 6,957.75
  4. Step 4: Simplify right side
    14,355.26x = 149,680,892.93
  5. Step 5: Solve for x
    x = 149,680,892.93/14,355.26
  6. Step 6: Final answer
    x = 10,426.90

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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.