Home / 13,069.12-19,576.57-6,385.44

Finding the Fourth Proportional to 13,069.12, 19,576.57 and 6,385.44

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Solution

The fourth proportional to 13,069.12, 19,576.57 and 6,385.44 is: 9,564.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,069.12 : 19,576.57 = 6,385.44 : x
  2. Step 2: Convert to fraction form
    13,069.12/19,576.57 = 6,385.44/x
  3. Step 3: Cross multiply
    13,069.12x = 19,576.57 × 6,385.44
  4. Step 4: Simplify right side
    13,069.12x = 125,005,013.14
  5. Step 5: Solve for x
    x = 125,005,013.14/13,069.12
  6. Step 6: Final answer
    x = 9,564.91

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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.