Home / 15,388.62-21,324.01-14,452.26

Finding the Fourth Proportional to 15,388.62, 21,324.01 and 14,452.26

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Solution

The fourth proportional to 15,388.62, 21,324.01 and 14,452.26 is: 20,026.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,388.62 : 21,324.01 = 14,452.26 : x
  2. Step 2: Convert to fraction form
    15,388.62/21,324.01 = 14,452.26/x
  3. Step 3: Cross multiply
    15,388.62x = 21,324.01 × 14,452.26
  4. Step 4: Simplify right side
    15,388.62x = 308,180,136.76
  5. Step 5: Solve for x
    x = 308,180,136.76/15,388.62
  6. Step 6: Final answer
    x = 20,026.50

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.