Home / 19,846.33-29,627.48-19,153.78

Finding the Fourth Proportional to 19,846.33, 29,627.48 and 19,153.78

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Solution

The fourth proportional to 19,846.33, 29,627.48 and 19,153.78 is: 28,593.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,846.33 : 29,627.48 = 19,153.78 : x
  2. Step 2: Convert to fraction form
    19,846.33/29,627.48 = 19,153.78/x
  3. Step 3: Cross multiply
    19,846.33x = 29,627.48 × 19,153.78
  4. Step 4: Simplify right side
    19,846.33x = 567,478,233.87
  5. Step 5: Solve for x
    x = 567,478,233.87/19,846.33
  6. Step 6: Final answer
    x = 28,593.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.