Home / 13,054.74-19,566.03-5,149.32

Finding the Fourth Proportional to 13,054.74, 19,566.03 and 5,149.32

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Solution

The fourth proportional to 13,054.74, 19,566.03 and 5,149.32 is: 7,717.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,054.74 : 19,566.03 = 5,149.32 : x
  2. Step 2: Convert to fraction form
    13,054.74/19,566.03 = 5,149.32/x
  3. Step 3: Cross multiply
    13,054.74x = 19,566.03 × 5,149.32
  4. Step 4: Simplify right side
    13,054.74x = 100,751,749.60
  5. Step 5: Solve for x
    x = 100,751,749.60/13,054.74
  6. Step 6: Final answer
    x = 7,717.64

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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.