Home / 36,549.05-54,806.30-16,821.77

Finding the Fourth Proportional to 36,549.05, 54,806.30 and 16,821.77

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Solution

The fourth proportional to 36,549.05, 54,806.30 and 16,821.77 is: 25,224.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,549.05 : 54,806.30 = 16,821.77 : x
  2. Step 2: Convert to fraction form
    36,549.05/54,806.30 = 16,821.77/x
  3. Step 3: Cross multiply
    36,549.05x = 54,806.30 × 16,821.77
  4. Step 4: Simplify right side
    36,549.05x = 921,939,026.06
  5. Step 5: Solve for x
    x = 921,939,026.06/36,549.05
  6. Step 6: Final answer
    x = 25,224.70

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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.