Home / 18,256.20-27,384.30-6,570.36

Finding the Fourth Proportional to 18,256.20, 27,384.30 and 6,570.36

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Solution

The fourth proportional to 18,256.20, 27,384.30 and 6,570.36 is: 9,855.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,256.20 : 27,384.30 = 6,570.36 : x
  2. Step 2: Convert to fraction form
    18,256.20/27,384.30 = 6,570.36/x
  3. Step 3: Cross multiply
    18,256.20x = 27,384.30 × 6,570.36
  4. Step 4: Simplify right side
    18,256.20x = 179,924,709.35
  5. Step 5: Solve for x
    x = 179,924,709.35/18,256.20
  6. Step 6: Final answer
    x = 9,855.54

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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.