Home / 33,451.63-46,163.31-18,344.40

Finding the Fourth Proportional to 33,451.63, 46,163.31 and 18,344.40

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Solution

The fourth proportional to 33,451.63, 46,163.31 and 18,344.40 is: 25,315.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,451.63 : 46,163.31 = 18,344.40 : x
  2. Step 2: Convert to fraction form
    33,451.63/46,163.31 = 18,344.40/x
  3. Step 3: Cross multiply
    33,451.63x = 46,163.31 × 18,344.40
  4. Step 4: Simplify right side
    33,451.63x = 846,838,409.92
  5. Step 5: Solve for x
    x = 846,838,409.92/33,451.63
  6. Step 6: Final answer
    x = 25,315.31

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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.