Home / 16,961.10-25,437.54-7,107.75

Finding the Fourth Proportional to 16,961.10, 25,437.54 and 7,107.75

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Solution

The fourth proportional to 16,961.10, 25,437.54 and 7,107.75 is: 10,659.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,961.10 : 25,437.54 = 7,107.75 : x
  2. Step 2: Convert to fraction form
    16,961.10/25,437.54 = 7,107.75/x
  3. Step 3: Cross multiply
    16,961.10x = 25,437.54 × 7,107.75
  4. Step 4: Simplify right side
    16,961.10x = 180,803,701.59
  5. Step 5: Solve for x
    x = 180,803,701.59/16,961.10
  6. Step 6: Final answer
    x = 10,659.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.