Home / 16,928.69-23,361.18-9,374.54

Finding the Fourth Proportional to 16,928.69, 23,361.18 and 9,374.54

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Solution

The fourth proportional to 16,928.69, 23,361.18 and 9,374.54 is: 12,936.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,928.69 : 23,361.18 = 9,374.54 : x
  2. Step 2: Convert to fraction form
    16,928.69/23,361.18 = 9,374.54/x
  3. Step 3: Cross multiply
    16,928.69x = 23,361.18 × 9,374.54
  4. Step 4: Simplify right side
    16,928.69x = 219,000,316.36
  5. Step 5: Solve for x
    x = 219,000,316.36/16,928.69
  6. Step 6: Final answer
    x = 12,936.64

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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.