Home / 12,001.21-16,562.54-6,968.34

Finding the Fourth Proportional to 12,001.21, 16,562.54 and 6,968.34

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Solution

The fourth proportional to 12,001.21, 16,562.54 and 6,968.34 is: 9,616.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,001.21 : 16,562.54 = 6,968.34 : x
  2. Step 2: Convert to fraction form
    12,001.21/16,562.54 = 6,968.34/x
  3. Step 3: Cross multiply
    12,001.21x = 16,562.54 × 6,968.34
  4. Step 4: Simplify right side
    12,001.21x = 115,413,409.98
  5. Step 5: Solve for x
    x = 115,413,409.98/12,001.21
  6. Step 6: Final answer
    x = 9,616.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.