Home / 35,323.56-48,749.94-20,218.37

Finding the Fourth Proportional to 35,323.56, 48,749.94 and 20,218.37

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Solution

The fourth proportional to 35,323.56, 48,749.94 and 20,218.37 is: 27,903.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,323.56 : 48,749.94 = 20,218.37 : x
  2. Step 2: Convert to fraction form
    35,323.56/48,749.94 = 20,218.37/x
  3. Step 3: Cross multiply
    35,323.56x = 48,749.94 × 20,218.37
  4. Step 4: Simplify right side
    35,323.56x = 985,644,080.65
  5. Step 5: Solve for x
    x = 985,644,080.65/35,323.56
  6. Step 6: Final answer
    x = 27,903.31

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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.