Home / 15,661.48-23,483.58-6,433.96

Finding the Fourth Proportional to 15,661.48, 23,483.58 and 6,433.96

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Solution

The fourth proportional to 15,661.48, 23,483.58 and 6,433.96 is: 9,647.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,661.48 : 23,483.58 = 6,433.96 : x
  2. Step 2: Convert to fraction form
    15,661.48/23,483.58 = 6,433.96/x
  3. Step 3: Cross multiply
    15,661.48x = 23,483.58 × 6,433.96
  4. Step 4: Simplify right side
    15,661.48x = 151,092,414.38
  5. Step 5: Solve for x
    x = 151,092,414.38/15,661.48
  6. Step 6: Final answer
    x = 9,647.39

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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.