Home / 13,295.40-19,946.70-11,844.60

Finding the Fourth Proportional to 13,295.40, 19,946.70 and 11,844.60

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Solution

The fourth proportional to 13,295.40, 19,946.70 and 11,844.60 is: 17,770.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,295.40 : 19,946.70 = 11,844.60 : x
  2. Step 2: Convert to fraction form
    13,295.40/19,946.70 = 11,844.60/x
  3. Step 3: Cross multiply
    13,295.40x = 19,946.70 × 11,844.60
  4. Step 4: Simplify right side
    13,295.40x = 236,260,682.82
  5. Step 5: Solve for x
    x = 236,260,682.82/13,295.40
  6. Step 6: Final answer
    x = 17,770.11

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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.