Home / 21,598.57-29,794.66-14,872.53

Finding the Fourth Proportional to 21,598.57, 29,794.66 and 14,872.53

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Solution

The fourth proportional to 21,598.57, 29,794.66 and 14,872.53 is: 20,516.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,598.57 : 29,794.66 = 14,872.53 : x
  2. Step 2: Convert to fraction form
    21,598.57/29,794.66 = 14,872.53/x
  3. Step 3: Cross multiply
    21,598.57x = 29,794.66 × 14,872.53
  4. Step 4: Simplify right side
    21,598.57x = 443,121,974.69
  5. Step 5: Solve for x
    x = 443,121,974.69/21,598.57
  6. Step 6: Final answer
    x = 20,516.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.