Home / 13,907.85-19,192.59-8,601.27

Finding the Fourth Proportional to 13,907.85, 19,192.59 and 8,601.27

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Solution

The fourth proportional to 13,907.85, 19,192.59 and 8,601.27 is: 11,869.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,907.85 : 19,192.59 = 8,601.27 : x
  2. Step 2: Convert to fraction form
    13,907.85/19,192.59 = 8,601.27/x
  3. Step 3: Cross multiply
    13,907.85x = 19,192.59 × 8,601.27
  4. Step 4: Simplify right side
    13,907.85x = 165,080,648.59
  5. Step 5: Solve for x
    x = 165,080,648.59/13,907.85
  6. Step 6: Final answer
    x = 11,869.60

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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.