Home / 14,490.36-21,735.54-7,563.24

Finding the Fourth Proportional to 14,490.36, 21,735.54 and 7,563.24

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Solution

The fourth proportional to 14,490.36, 21,735.54 and 7,563.24 is: 11,344.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,490.36 : 21,735.54 = 7,563.24 : x
  2. Step 2: Convert to fraction form
    14,490.36/21,735.54 = 7,563.24/x
  3. Step 3: Cross multiply
    14,490.36x = 21,735.54 × 7,563.24
  4. Step 4: Simplify right side
    14,490.36x = 164,391,105.55
  5. Step 5: Solve for x
    x = 164,391,105.55/14,490.36
  6. Step 6: Final answer
    x = 11,344.86

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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.