Home / 13,201.72-19,804.86-4,436.68

Finding the Fourth Proportional to 13,201.72, 19,804.86 and 4,436.68

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Solution

The fourth proportional to 13,201.72, 19,804.86 and 4,436.68 is: 6,655.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,201.72 : 19,804.86 = 4,436.68 : x
  2. Step 2: Convert to fraction form
    13,201.72/19,804.86 = 4,436.68/x
  3. Step 3: Cross multiply
    13,201.72x = 19,804.86 × 4,436.68
  4. Step 4: Simplify right side
    13,201.72x = 87,867,826.26
  5. Step 5: Solve for x
    x = 87,867,826.26/13,201.72
  6. Step 6: Final answer
    x = 6,655.79

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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.