Home / 33,645.38-46,430.63-18,741.38

Finding the Fourth Proportional to 33,645.38, 46,430.63 and 18,741.38

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Solution

The fourth proportional to 33,645.38, 46,430.63 and 18,741.38 is: 25,863.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,645.38 : 46,430.63 = 18,741.38 : x
  2. Step 2: Convert to fraction form
    33,645.38/46,430.63 = 18,741.38/x
  3. Step 3: Cross multiply
    33,645.38x = 46,430.63 × 18,741.38
  4. Step 4: Simplify right side
    33,645.38x = 870,173,754.61
  5. Step 5: Solve for x
    x = 870,173,754.61/33,645.38
  6. Step 6: Final answer
    x = 25,863.10

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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.