Home / 20,004.24-27,607.50-11,509.14

Finding the Fourth Proportional to 20,004.24, 27,607.50 and 11,509.14

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Solution

The fourth proportional to 20,004.24, 27,607.50 and 11,509.14 is: 15,883.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,004.24 : 27,607.50 = 11,509.14 : x
  2. Step 2: Convert to fraction form
    20,004.24/27,607.50 = 11,509.14/x
  3. Step 3: Cross multiply
    20,004.24x = 27,607.50 × 11,509.14
  4. Step 4: Simplify right side
    20,004.24x = 317,738,582.55
  5. Step 5: Solve for x
    x = 317,738,582.55/20,004.24
  6. Step 6: Final answer
    x = 15,883.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.