Home / 23,589.09-32,529.60-21,540.87

Finding the Fourth Proportional to 23,589.09, 32,529.60 and 21,540.87

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Solution

The fourth proportional to 23,589.09, 32,529.60 and 21,540.87 is: 29,705.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,589.09 : 32,529.60 = 21,540.87 : x
  2. Step 2: Convert to fraction form
    23,589.09/32,529.60 = 21,540.87/x
  3. Step 3: Cross multiply
    23,589.09x = 32,529.60 × 21,540.87
  4. Step 4: Simplify right side
    23,589.09x = 700,715,884.75
  5. Step 5: Solve for x
    x = 700,715,884.75/23,589.09
  6. Step 6: Final answer
    x = 29,705.08

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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.