Home / 14,620.55-21,933.79-4,757.18

Finding the Fourth Proportional to 14,620.55, 21,933.79 and 4,757.18

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Solution

The fourth proportional to 14,620.55, 21,933.79 and 4,757.18 is: 7,136.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,620.55 : 21,933.79 = 4,757.18 : x
  2. Step 2: Convert to fraction form
    14,620.55/21,933.79 = 4,757.18/x
  3. Step 3: Cross multiply
    14,620.55x = 21,933.79 × 4,757.18
  4. Step 4: Simplify right side
    14,620.55x = 104,342,988.93
  5. Step 5: Solve for x
    x = 104,342,988.93/14,620.55
  6. Step 6: Final answer
    x = 7,136.73

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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.