Home / 22,163.42-30,581.04-14,100.28

Finding the Fourth Proportional to 22,163.42, 30,581.04 and 14,100.28

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Solution

The fourth proportional to 22,163.42, 30,581.04 and 14,100.28 is: 19,455.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,163.42 : 30,581.04 = 14,100.28 : x
  2. Step 2: Convert to fraction form
    22,163.42/30,581.04 = 14,100.28/x
  3. Step 3: Cross multiply
    22,163.42x = 30,581.04 × 14,100.28
  4. Step 4: Simplify right side
    22,163.42x = 431,201,203.11
  5. Step 5: Solve for x
    x = 431,201,203.11/22,163.42
  6. Step 6: Final answer
    x = 19,455.53

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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.