Home / 19,481.79-26,883.52-10,984.22

Finding the Fourth Proportional to 19,481.79, 26,883.52 and 10,984.22

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Solution

The fourth proportional to 19,481.79, 26,883.52 and 10,984.22 is: 15,157.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,481.79 : 26,883.52 = 10,984.22 : x
  2. Step 2: Convert to fraction form
    19,481.79/26,883.52 = 10,984.22/x
  3. Step 3: Cross multiply
    19,481.79x = 26,883.52 × 10,984.22
  4. Step 4: Simplify right side
    19,481.79x = 295,294,498.05
  5. Step 5: Solve for x
    x = 295,294,498.05/19,481.79
  6. Step 6: Final answer
    x = 15,157.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.