Home / 16,932.54-23,368.40-9,380.41

Finding the Fourth Proportional to 16,932.54, 23,368.40 and 9,380.41

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Solution

The fourth proportional to 16,932.54, 23,368.40 and 9,380.41 is: 12,945.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,932.54 : 23,368.40 = 9,380.41 : x
  2. Step 2: Convert to fraction form
    16,932.54/23,368.40 = 9,380.41/x
  3. Step 3: Cross multiply
    16,932.54x = 23,368.40 × 9,380.41
  4. Step 4: Simplify right side
    16,932.54x = 219,205,102.90
  5. Step 5: Solve for x
    x = 219,205,102.90/16,932.54
  6. Step 6: Final answer
    x = 12,945.79

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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.