Home / 13,455.08-20,182.41-6,054.31

Finding the Fourth Proportional to 13,455.08, 20,182.41 and 6,054.31

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Solution

The fourth proportional to 13,455.08, 20,182.41 and 6,054.31 is: 9,081.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,455.08 : 20,182.41 = 6,054.31 : x
  2. Step 2: Convert to fraction form
    13,455.08/20,182.41 = 6,054.31/x
  3. Step 3: Cross multiply
    13,455.08x = 20,182.41 × 6,054.31
  4. Step 4: Simplify right side
    13,455.08x = 122,190,591.92
  5. Step 5: Solve for x
    x = 122,190,591.92/13,455.08
  6. Step 6: Final answer
    x = 9,081.37

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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.