Home / 33,399.06-46,089.32-18,291.35

Finding the Fourth Proportional to 33,399.06, 46,089.32 and 18,291.35

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Solution

The fourth proportional to 33,399.06, 46,089.32 and 18,291.35 is: 25,241.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,399.06 : 46,089.32 = 18,291.35 : x
  2. Step 2: Convert to fraction form
    33,399.06/46,089.32 = 18,291.35/x
  3. Step 3: Cross multiply
    33,399.06x = 46,089.32 × 18,291.35
  4. Step 4: Simplify right side
    33,399.06x = 843,035,561.48
  5. Step 5: Solve for x
    x = 843,035,561.48/33,399.06
  6. Step 6: Final answer
    x = 25,241.30

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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.