Home / 29,850.51-41,192.60-16,420.89

Finding the Fourth Proportional to 29,850.51, 41,192.60 and 16,420.89

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Solution

The fourth proportional to 29,850.51, 41,192.60 and 16,420.89 is: 22,660.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,850.51 : 41,192.60 = 16,420.89 : x
  2. Step 2: Convert to fraction form
    29,850.51/41,192.60 = 16,420.89/x
  3. Step 3: Cross multiply
    29,850.51x = 41,192.60 × 16,420.89
  4. Step 4: Simplify right side
    29,850.51x = 676,419,071.31
  5. Step 5: Solve for x
    x = 676,419,071.31/29,850.51
  6. Step 6: Final answer
    x = 22,660.22

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1.5x scale

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.