Home / 22,235.56-30,696.22-17,188.36

Finding the Fourth Proportional to 22,235.56, 30,696.22 and 17,188.36

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Solution

The fourth proportional to 22,235.56, 30,696.22 and 17,188.36 is: 23,728.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,235.56 : 30,696.22 = 17,188.36 : x
  2. Step 2: Convert to fraction form
    22,235.56/30,696.22 = 17,188.36/x
  3. Step 3: Cross multiply
    22,235.56x = 30,696.22 × 17,188.36
  4. Step 4: Simplify right side
    22,235.56x = 527,617,680.00
  5. Step 5: Solve for x
    x = 527,617,680.00/22,235.56
  6. Step 6: Final answer
    x = 23,728.55

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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.