Home / 30,313.31-41,833.62-16,884.54

Finding the Fourth Proportional to 30,313.31, 41,833.62 and 16,884.54

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Solution

The fourth proportional to 30,313.31, 41,833.62 and 16,884.54 is: 23,301.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,313.31 : 41,833.62 = 16,884.54 : x
  2. Step 2: Convert to fraction form
    30,313.31/41,833.62 = 16,884.54/x
  3. Step 3: Cross multiply
    30,313.31x = 41,833.62 × 16,884.54
  4. Step 4: Simplify right side
    30,313.31x = 706,341,430.23
  5. Step 5: Solve for x
    x = 706,341,430.23/30,313.31
  6. Step 6: Final answer
    x = 23,301.37

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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.