Home / 18,227.61-27,325.01-6,538.09

Finding the Fourth Proportional to 18,227.61, 27,325.01 and 6,538.09

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Solution

The fourth proportional to 18,227.61, 27,325.01 and 6,538.09 is: 9,801.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,227.61 : 27,325.01 = 6,538.09 : x
  2. Step 2: Convert to fraction form
    18,227.61/27,325.01 = 6,538.09/x
  3. Step 3: Cross multiply
    18,227.61x = 27,325.01 × 6,538.09
  4. Step 4: Simplify right side
    18,227.61x = 178,653,374.63
  5. Step 5: Solve for x
    x = 178,653,374.63/18,227.61
  6. Step 6: Final answer
    x = 9,801.25

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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.