Home / 21,912.37-32,846.68-8,567.07

Finding the Fourth Proportional to 21,912.37, 32,846.68 and 8,567.07

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Solution

The fourth proportional to 21,912.37, 32,846.68 and 8,567.07 is: 12,842.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,912.37 : 32,846.68 = 8,567.07 : x
  2. Step 2: Convert to fraction form
    21,912.37/32,846.68 = 8,567.07/x
  3. Step 3: Cross multiply
    21,912.37x = 32,846.68 × 8,567.07
  4. Step 4: Simplify right side
    21,912.37x = 281,399,806.83
  5. Step 5: Solve for x
    x = 281,399,806.83/21,912.37
  6. Step 6: Final answer
    x = 12,842.05

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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.