Home / 33,871.61-46,739.05-18,760.49

Finding the Fourth Proportional to 33,871.61, 46,739.05 and 18,760.49

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Solution

The fourth proportional to 33,871.61, 46,739.05 and 18,760.49 is: 25,887.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,871.61 : 46,739.05 = 18,760.49 : x
  2. Step 2: Convert to fraction form
    33,871.61/46,739.05 = 18,760.49/x
  3. Step 3: Cross multiply
    33,871.61x = 46,739.05 × 18,760.49
  4. Step 4: Simplify right side
    33,871.61x = 876,847,399.74
  5. Step 5: Solve for x
    x = 876,847,399.74/33,871.61
  6. Step 6: Final answer
    x = 25,887.38

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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.