Home / 40,069.62-55,293.81-22,163.46

Finding the Fourth Proportional to 40,069.62, 55,293.81 and 22,163.46

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Solution

The fourth proportional to 40,069.62, 55,293.81 and 22,163.46 is: 30,584.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,069.62 : 55,293.81 = 22,163.46 : x
  2. Step 2: Convert to fraction form
    40,069.62/55,293.81 = 22,163.46/x
  3. Step 3: Cross multiply
    40,069.62x = 55,293.81 × 22,163.46
  4. Step 4: Simplify right side
    40,069.62x = 1,225,502,146.18
  5. Step 5: Solve for x
    x = 1,225,502,146.18/40,069.62
  6. Step 6: Final answer
    x = 30,584.32

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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.