Home / 13,201.11-19,801.64-6,625.74

Finding the Fourth Proportional to 13,201.11, 19,801.64 and 6,625.74

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Solution

The fourth proportional to 13,201.11, 19,801.64 and 6,625.74 is: 9,938.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,201.11 : 19,801.64 = 6,625.74 : x
  2. Step 2: Convert to fraction form
    13,201.11/19,801.64 = 6,625.74/x
  3. Step 3: Cross multiply
    13,201.11x = 19,801.64 × 6,625.74
  4. Step 4: Simplify right side
    13,201.11x = 131,200,485.08
  5. Step 5: Solve for x
    x = 131,200,485.08/13,201.11
  6. Step 6: Final answer
    x = 9,938.59

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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.