Home / 14,500.28-21,735.12-5,723.12

Finding the Fourth Proportional to 14,500.28, 21,735.12 and 5,723.12

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Solution

The fourth proportional to 14,500.28, 21,735.12 and 5,723.12 is: 8,578.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,500.28 : 21,735.12 = 5,723.12 : x
  2. Step 2: Convert to fraction form
    14,500.28/21,735.12 = 5,723.12/x
  3. Step 3: Cross multiply
    14,500.28x = 21,735.12 × 5,723.12
  4. Step 4: Simplify right side
    14,500.28x = 124,392,699.97
  5. Step 5: Solve for x
    x = 124,392,699.97/14,500.28
  6. Step 6: Final answer
    x = 8,578.64

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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.