Home / 22,127.16-33,114.19-21,208.62

Finding the Fourth Proportional to 22,127.16, 33,114.19 and 21,208.62

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Solution

The fourth proportional to 22,127.16, 33,114.19 and 21,208.62 is: 31,739.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,127.16 : 33,114.19 = 21,208.62 : x
  2. Step 2: Convert to fraction form
    22,127.16/33,114.19 = 21,208.62/x
  3. Step 3: Cross multiply
    22,127.16x = 33,114.19 × 21,208.62
  4. Step 4: Simplify right side
    22,127.16x = 702,306,272.32
  5. Step 5: Solve for x
    x = 702,306,272.32/22,127.16
  6. Step 6: Final answer
    x = 31,739.56

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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.