Home / 16,812.56-23,198.48-9,737.76

Finding the Fourth Proportional to 16,812.56, 23,198.48 and 9,737.76

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Solution

The fourth proportional to 16,812.56, 23,198.48 and 9,737.76 is: 13,436.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,812.56 : 23,198.48 = 9,737.76 : x
  2. Step 2: Convert to fraction form
    16,812.56/23,198.48 = 9,737.76/x
  3. Step 3: Cross multiply
    16,812.56x = 23,198.48 × 9,737.76
  4. Step 4: Simplify right side
    16,812.56x = 225,901,230.60
  5. Step 5: Solve for x
    x = 225,901,230.60/16,812.56
  6. Step 6: Final answer
    x = 13,436.46

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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.