Home / 16,947.05-23,388.32-9,395.75

Finding the Fourth Proportional to 16,947.05, 23,388.32 and 9,395.75

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Solution

The fourth proportional to 16,947.05, 23,388.32 and 9,395.75 is: 12,966.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,947.05 : 23,388.32 = 9,395.75 : x
  2. Step 2: Convert to fraction form
    16,947.05/23,388.32 = 9,395.75/x
  3. Step 3: Cross multiply
    16,947.05x = 23,388.32 × 9,395.75
  4. Step 4: Simplify right side
    16,947.05x = 219,750,714.19
  5. Step 5: Solve for x
    x = 219,750,714.19/16,947.05
  6. Step 6: Final answer
    x = 12,966.90

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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.