Home / 17,541.23-26,320.73-7,680.60

Finding the Fourth Proportional to 17,541.23, 26,320.73 and 7,680.60

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Solution

The fourth proportional to 17,541.23, 26,320.73 and 7,680.60 is: 11,524.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,541.23 : 26,320.73 = 7,680.60 : x
  2. Step 2: Convert to fraction form
    17,541.23/26,320.73 = 7,680.60/x
  3. Step 3: Cross multiply
    17,541.23x = 26,320.73 × 7,680.60
  4. Step 4: Simplify right side
    17,541.23x = 202,158,960.44
  5. Step 5: Solve for x
    x = 202,158,960.44/17,541.23
  6. Step 6: Final answer
    x = 11,524.79

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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.