Home / 23,097.78-34,408.31-21,663.54

Finding the Fourth Proportional to 23,097.78, 34,408.31 and 21,663.54

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Solution

The fourth proportional to 23,097.78, 34,408.31 and 21,663.54 is: 32,271.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,097.78 : 34,408.31 = 21,663.54 : x
  2. Step 2: Convert to fraction form
    23,097.78/34,408.31 = 21,663.54/x
  3. Step 3: Cross multiply
    23,097.78x = 34,408.31 × 21,663.54
  4. Step 4: Simplify right side
    23,097.78x = 745,405,691.70
  5. Step 5: Solve for x
    x = 745,405,691.70/23,097.78
  6. Step 6: Final answer
    x = 32,271.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.