Home / 20,025.24-27,634.28-11,073.12

Finding the Fourth Proportional to 20,025.24, 27,634.28 and 11,073.12

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Solution

The fourth proportional to 20,025.24, 27,634.28 and 11,073.12 is: 15,280.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,025.24 : 27,634.28 = 11,073.12 : x
  2. Step 2: Convert to fraction form
    20,025.24/27,634.28 = 11,073.12/x
  3. Step 3: Cross multiply
    20,025.24x = 27,634.28 × 11,073.12
  4. Step 4: Simplify right side
    20,025.24x = 305,997,643.19
  5. Step 5: Solve for x
    x = 305,997,643.19/20,025.24
  6. Step 6: Final answer
    x = 15,280.60

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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.