Home / 33,429.21-46,132.85-18,323.32

Finding the Fourth Proportional to 33,429.21, 46,132.85 and 18,323.32

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Solution

The fourth proportional to 33,429.21, 46,132.85 and 18,323.32 is: 25,286.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,429.21 : 46,132.85 = 18,323.32 : x
  2. Step 2: Convert to fraction form
    33,429.21/46,132.85 = 18,323.32/x
  3. Step 3: Cross multiply
    33,429.21x = 46,132.85 × 18,323.32
  4. Step 4: Simplify right side
    33,429.21x = 845,306,973.06
  5. Step 5: Solve for x
    x = 845,306,973.06/33,429.21
  6. Step 6: Final answer
    x = 25,286.48

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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.