Home / 16,938.63-23,373.41-9,383.06

Finding the Fourth Proportional to 16,938.63, 23,373.41 and 9,383.06

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Solution

The fourth proportional to 16,938.63, 23,373.41 and 9,383.06 is: 12,947.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,938.63 : 23,373.41 = 9,383.06 : x
  2. Step 2: Convert to fraction form
    16,938.63/23,373.41 = 9,383.06/x
  3. Step 3: Cross multiply
    16,938.63x = 23,373.41 × 9,383.06
  4. Step 4: Simplify right side
    16,938.63x = 219,313,944.65
  5. Step 5: Solve for x
    x = 219,313,944.65/16,938.63
  6. Step 6: Final answer
    x = 12,947.56

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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.