Home / 14,621.96-21,929.77-4,627.49

Finding the Fourth Proportional to 14,621.96, 21,929.77 and 4,627.49

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Solution

The fourth proportional to 14,621.96, 21,929.77 and 4,627.49 is: 6,940.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,621.96 : 21,929.77 = 4,627.49 : x
  2. Step 2: Convert to fraction form
    14,621.96/21,929.77 = 4,627.49/x
  3. Step 3: Cross multiply
    14,621.96x = 21,929.77 × 4,627.49
  4. Step 4: Simplify right side
    14,621.96x = 101,479,791.38
  5. Step 5: Solve for x
    x = 101,479,791.38/14,621.96
  6. Step 6: Final answer
    x = 6,940.23

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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.