Home / 25,819.80-35,607.70-16,864.03

Finding the Fourth Proportional to 25,819.80, 35,607.70 and 16,864.03

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Solution

The fourth proportional to 25,819.80, 35,607.70 and 16,864.03 is: 23,256.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,819.80 : 35,607.70 = 16,864.03 : x
  2. Step 2: Convert to fraction form
    25,819.80/35,607.70 = 16,864.03/x
  3. Step 3: Cross multiply
    25,819.80x = 35,607.70 × 16,864.03
  4. Step 4: Simplify right side
    25,819.80x = 600,489,321.03
  5. Step 5: Solve for x
    x = 600,489,321.03/25,819.80
  6. Step 6: Final answer
    x = 23,256.93

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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.