Home / 33,430.37-46,132.92-18,322.70

Finding the Fourth Proportional to 33,430.37, 46,132.92 and 18,322.70

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Solution

The fourth proportional to 33,430.37, 46,132.92 and 18,322.70 is: 25,284.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,430.37 : 46,132.92 = 18,322.70 : x
  2. Step 2: Convert to fraction form
    33,430.37/46,132.92 = 18,322.70/x
  3. Step 3: Cross multiply
    33,430.37x = 46,132.92 × 18,322.70
  4. Step 4: Simplify right side
    33,430.37x = 845,279,653.28
  5. Step 5: Solve for x
    x = 845,279,653.28/33,430.37
  6. Step 6: Final answer
    x = 25,284.78

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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.