Home / 18,424.89-27,637.34-6,731.73

Finding the Fourth Proportional to 18,424.89, 27,637.34 and 6,731.73

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Solution

The fourth proportional to 18,424.89, 27,637.34 and 6,731.73 is: 10,097.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,424.89 : 27,637.34 = 6,731.73 : x
  2. Step 2: Convert to fraction form
    18,424.89/27,637.34 = 6,731.73/x
  3. Step 3: Cross multiply
    18,424.89x = 27,637.34 × 6,731.73
  4. Step 4: Simplify right side
    18,424.89x = 186,047,077.14
  5. Step 5: Solve for x
    x = 186,047,077.14/18,424.89
  6. Step 6: Final answer
    x = 10,097.60

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1.5x scale

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.