Home / 39,500.56-54,512.07-21,596.05

Finding the Fourth Proportional to 39,500.56, 54,512.07 and 21,596.05

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Solution

The fourth proportional to 39,500.56, 54,512.07 and 21,596.05 is: 29,803.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,500.56 : 54,512.07 = 21,596.05 : x
  2. Step 2: Convert to fraction form
    39,500.56/54,512.07 = 21,596.05/x
  3. Step 3: Cross multiply
    39,500.56x = 54,512.07 × 21,596.05
  4. Step 4: Simplify right side
    39,500.56x = 1,177,245,116.76
  5. Step 5: Solve for x
    x = 1,177,245,116.76/39,500.56
  6. Step 6: Final answer
    x = 29,803.26

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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.