Home / 28,168.56-42,304.68-22,362.48

Finding the Fourth Proportional to 28,168.56, 42,304.68 and 22,362.48

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Solution

The fourth proportional to 28,168.56, 42,304.68 and 22,362.48 is: 33,584.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,168.56 : 42,304.68 = 22,362.48 : x
  2. Step 2: Convert to fraction form
    28,168.56/42,304.68 = 22,362.48/x
  3. Step 3: Cross multiply
    28,168.56x = 42,304.68 × 22,362.48
  4. Step 4: Simplify right side
    28,168.56x = 946,037,560.41
  5. Step 5: Solve for x
    x = 946,037,560.41/28,168.56
  6. Step 6: Final answer
    x = 33,584.87

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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.