Home / 43,204.44-64,818-13,623.24

Finding the Fourth Proportional to 43,204.44, 64,818 and 13,623.24

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Solution

The fourth proportional to 43,204.44, 64,818 and 13,623.24 is: 20,438.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,204.44 : 64,818 = 13,623.24 : x
  2. Step 2: Convert to fraction form
    43,204.44/64,818 = 13,623.24/x
  3. Step 3: Cross multiply
    43,204.44x = 64,818 × 13,623.24
  4. Step 4: Simplify right side
    43,204.44x = 883,031,170.32
  5. Step 5: Solve for x
    x = 883,031,170.32/43,204.44
  6. Step 6: Final answer
    x = 20,438.44

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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.