Home / 21,729.55-32,596.08-6,940.57

Finding the Fourth Proportional to 21,729.55, 32,596.08 and 6,940.57

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Solution

The fourth proportional to 21,729.55, 32,596.08 and 6,940.57 is: 10,411.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,729.55 : 32,596.08 = 6,940.57 : x
  2. Step 2: Convert to fraction form
    21,729.55/32,596.08 = 6,940.57/x
  3. Step 3: Cross multiply
    21,729.55x = 32,596.08 × 6,940.57
  4. Step 4: Simplify right side
    21,729.55x = 226,235,374.97
  5. Step 5: Solve for x
    x = 226,235,374.97/21,729.55
  6. Step 6: Final answer
    x = 10,411.42

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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.