Home / 13,201.70-19,804.35-4,439.12

Finding the Fourth Proportional to 13,201.70, 19,804.35 and 4,439.12

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Solution

The fourth proportional to 13,201.70, 19,804.35 and 4,439.12 is: 6,659.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,201.70 : 19,804.35 = 4,439.12 : x
  2. Step 2: Convert to fraction form
    13,201.70/19,804.35 = 4,439.12/x
  3. Step 3: Cross multiply
    13,201.70x = 19,804.35 × 4,439.12
  4. Step 4: Simplify right side
    13,201.70x = 87,913,886.17
  5. Step 5: Solve for x
    x = 87,913,886.17/13,201.70
  6. Step 6: Final answer
    x = 6,659.29

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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.