Home / 12,192.48-18,283.56-5,262

Finding the Fourth Proportional to 12,192.48, 18,283.56 and 5,262

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Solution

The fourth proportional to 12,192.48, 18,283.56 and 5,262 is: 7,890.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,192.48 : 18,283.56 = 5,262 : x
  2. Step 2: Convert to fraction form
    12,192.48/18,283.56 = 5,262/x
  3. Step 3: Cross multiply
    12,192.48x = 18,283.56 × 5,262
  4. Step 4: Simplify right side
    12,192.48x = 96,208,092.72
  5. Step 5: Solve for x
    x = 96,208,092.72/12,192.48
  6. Step 6: Final answer
    x = 7,890.77

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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.