Home / 16,884.37-23,299.20-9,330.60

Finding the Fourth Proportional to 16,884.37, 23,299.20 and 9,330.60

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Solution

The fourth proportional to 16,884.37, 23,299.20 and 9,330.60 is: 12,875.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,884.37 : 23,299.20 = 9,330.60 : x
  2. Step 2: Convert to fraction form
    16,884.37/23,299.20 = 9,330.60/x
  3. Step 3: Cross multiply
    16,884.37x = 23,299.20 × 9,330.60
  4. Step 4: Simplify right side
    16,884.37x = 217,395,563.61
  5. Step 5: Solve for x
    x = 217,395,563.61/16,884.37
  6. Step 6: Final answer
    x = 12,875.55

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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.