Home / 28,179.49-42,269.25-22,908.22

Finding the Fourth Proportional to 28,179.49, 42,269.25 and 22,908.22

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Solution

The fourth proportional to 28,179.49, 42,269.25 and 22,908.22 is: 34,362.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,179.49 : 42,269.25 = 22,908.22 : x
  2. Step 2: Convert to fraction form
    28,179.49/42,269.25 = 22,908.22/x
  3. Step 3: Cross multiply
    28,179.49x = 42,269.25 × 22,908.22
  4. Step 4: Simplify right side
    28,179.49x = 968,313,278.24
  5. Step 5: Solve for x
    x = 968,313,278.24/28,179.49
  6. Step 6: Final answer
    x = 34,362.34

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Similar ratio
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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.