Home / 21,441.22-32,160.84-5,858.80

Finding the Fourth Proportional to 21,441.22, 32,160.84 and 5,858.80

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Solution

The fourth proportional to 21,441.22, 32,160.84 and 5,858.80 is: 8,787.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,441.22 : 32,160.84 = 5,858.80 : x
  2. Step 2: Convert to fraction form
    21,441.22/32,160.84 = 5,858.80/x
  3. Step 3: Cross multiply
    21,441.22x = 32,160.84 × 5,858.80
  4. Step 4: Simplify right side
    21,441.22x = 188,423,929.39
  5. Step 5: Solve for x
    x = 188,423,929.39/21,441.22
  6. Step 6: Final answer
    x = 8,787.93

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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.