Home / 18,442.54-27,663.67-5,294.89

Finding the Fourth Proportional to 18,442.54, 27,663.67 and 5,294.89

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Solution

The fourth proportional to 18,442.54, 27,663.67 and 5,294.89 is: 7,942.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,442.54 : 27,663.67 = 5,294.89 : x
  2. Step 2: Convert to fraction form
    18,442.54/27,663.67 = 5,294.89/x
  3. Step 3: Cross multiply
    18,442.54x = 27,663.67 × 5,294.89
  4. Step 4: Simplify right side
    18,442.54x = 146,476,089.65
  5. Step 5: Solve for x
    x = 146,476,089.65/18,442.54
  6. Step 6: Final answer
    x = 7,942.29

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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.