Home / 33,435.63-46,142.35-18,328.28

Finding the Fourth Proportional to 33,435.63, 46,142.35 and 18,328.28

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Solution

The fourth proportional to 33,435.63, 46,142.35 and 18,328.28 is: 25,293.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,435.63 : 46,142.35 = 18,328.28 : x
  2. Step 2: Convert to fraction form
    33,435.63/46,142.35 = 18,328.28/x
  3. Step 3: Cross multiply
    33,435.63x = 46,142.35 × 18,328.28
  4. Step 4: Simplify right side
    33,435.63x = 845,709,910.66
  5. Step 5: Solve for x
    x = 845,709,910.66/33,435.63
  6. Step 6: Final answer
    x = 25,293.67

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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.