Home / 13,623.77-20,441.06-5,306.29

Finding the Fourth Proportional to 13,623.77, 20,441.06 and 5,306.29

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Solution

The fourth proportional to 13,623.77, 20,441.06 and 5,306.29 is: 7,961.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,623.77 : 20,441.06 = 5,306.29 : x
  2. Step 2: Convert to fraction form
    13,623.77/20,441.06 = 5,306.29/x
  3. Step 3: Cross multiply
    13,623.77x = 20,441.06 × 5,306.29
  4. Step 4: Simplify right side
    13,623.77x = 108,466,192.27
  5. Step 5: Solve for x
    x = 108,466,192.27/13,623.77
  6. Step 6: Final answer
    x = 7,961.54

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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.