Home / 12,026.70-16,596.54-6,721.56

Finding the Fourth Proportional to 12,026.70, 16,596.54 and 6,721.56

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Solution

The fourth proportional to 12,026.70, 16,596.54 and 6,721.56 is: 9,275.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,026.70 : 16,596.54 = 6,721.56 : x
  2. Step 2: Convert to fraction form
    12,026.70/16,596.54 = 6,721.56/x
  3. Step 3: Cross multiply
    12,026.70x = 16,596.54 × 6,721.56
  4. Step 4: Simplify right side
    12,026.70x = 111,554,639.40
  5. Step 5: Solve for x
    x = 111,554,639.40/12,026.70
  6. Step 6: Final answer
    x = 9,275.58

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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.