Home / 22,232.76-33,207.15-20,121.16

Finding the Fourth Proportional to 22,232.76, 33,207.15 and 20,121.16

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Solution

The fourth proportional to 22,232.76, 33,207.15 and 20,121.16 is: 30,053.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,232.76 : 33,207.15 = 20,121.16 : x
  2. Step 2: Convert to fraction form
    22,232.76/33,207.15 = 20,121.16/x
  3. Step 3: Cross multiply
    22,232.76x = 33,207.15 × 20,121.16
  4. Step 4: Simplify right side
    22,232.76x = 668,166,378.29
  5. Step 5: Solve for x
    x = 668,166,378.29/22,232.76
  6. Step 6: Final answer
    x = 30,053.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.