Home / 16,916.36-23,338.84-9,836.96

Finding the Fourth Proportional to 16,916.36, 23,338.84 and 9,836.96

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Solution

The fourth proportional to 16,916.36, 23,338.84 and 9,836.96 is: 13,571.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,916.36 : 23,338.84 = 9,836.96 : x
  2. Step 2: Convert to fraction form
    16,916.36/23,338.84 = 9,836.96/x
  3. Step 3: Cross multiply
    16,916.36x = 23,338.84 × 9,836.96
  4. Step 4: Simplify right side
    16,916.36x = 229,583,235.53
  5. Step 5: Solve for x
    x = 229,583,235.53/16,916.36
  6. Step 6: Final answer
    x = 13,571.67

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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.