Home / 16,947.59-23,387.70-9,394.04

Finding the Fourth Proportional to 16,947.59, 23,387.70 and 9,394.04

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Solution

The fourth proportional to 16,947.59, 23,387.70 and 9,394.04 is: 12,963.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,947.59 : 23,387.70 = 9,394.04 : x
  2. Step 2: Convert to fraction form
    16,947.59/23,387.70 = 9,394.04/x
  3. Step 3: Cross multiply
    16,947.59x = 23,387.70 × 9,394.04
  4. Step 4: Simplify right side
    16,947.59x = 219,704,872.37
  5. Step 5: Solve for x
    x = 219,704,872.37/16,947.59
  6. Step 6: Final answer
    x = 12,963.79

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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.