Home / 13,360.34-20,025.66-11,804.06

Finding the Fourth Proportional to 13,360.34, 20,025.66 and 11,804.06

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Solution

The fourth proportional to 13,360.34, 20,025.66 and 11,804.06 is: 17,692.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,360.34 : 20,025.66 = 11,804.06 : x
  2. Step 2: Convert to fraction form
    13,360.34/20,025.66 = 11,804.06/x
  3. Step 3: Cross multiply
    13,360.34x = 20,025.66 × 11,804.06
  4. Step 4: Simplify right side
    13,360.34x = 236,384,092.18
  5. Step 5: Solve for x
    x = 236,384,092.18/13,360.34
  6. Step 6: Final answer
    x = 17,692.97

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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.