Home / 16,906.68-23,328.54-10,938.60

Finding the Fourth Proportional to 16,906.68, 23,328.54 and 10,938.60

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Solution

The fourth proportional to 16,906.68, 23,328.54 and 10,938.60 is: 15,093.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,906.68 : 23,328.54 = 10,938.60 : x
  2. Step 2: Convert to fraction form
    16,906.68/23,328.54 = 10,938.60/x
  3. Step 3: Cross multiply
    16,906.68x = 23,328.54 × 10,938.60
  4. Step 4: Simplify right side
    16,906.68x = 255,181,567.64
  5. Step 5: Solve for x
    x = 255,181,567.64/16,906.68
  6. Step 6: Final answer
    x = 15,093.54

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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.