Home / 33,430.39-46,133.75-18,323.69

Finding the Fourth Proportional to 33,430.39, 46,133.75 and 18,323.69

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Solution

The fourth proportional to 33,430.39, 46,133.75 and 18,323.69 is: 25,286.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,430.39 : 46,133.75 = 18,323.69 : x
  2. Step 2: Convert to fraction form
    33,430.39/46,133.75 = 18,323.69/x
  3. Step 3: Cross multiply
    33,430.39x = 46,133.75 × 18,323.69
  4. Step 4: Simplify right side
    33,430.39x = 845,340,348.68
  5. Step 5: Solve for x
    x = 845,340,348.68/33,430.39
  6. Step 6: Final answer
    x = 25,286.59

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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.