Home / 23,805.88-32,777.32-20,213.35

Finding the Fourth Proportional to 23,805.88, 32,777.32 and 20,213.35

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Solution

The fourth proportional to 23,805.88, 32,777.32 and 20,213.35 is: 27,830.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,805.88 : 32,777.32 = 20,213.35 : x
  2. Step 2: Convert to fraction form
    23,805.88/32,777.32 = 20,213.35/x
  3. Step 3: Cross multiply
    23,805.88x = 32,777.32 × 20,213.35
  4. Step 4: Simplify right side
    23,805.88x = 662,539,441.22
  5. Step 5: Solve for x
    x = 662,539,441.22/23,805.88
  6. Step 6: Final answer
    x = 27,830.92

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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.