Home / 53,993.26-74,509.97-30,120.33

Finding the Fourth Proportional to 53,993.26, 74,509.97 and 30,120.33

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Solution

The fourth proportional to 53,993.26, 74,509.97 and 30,120.33 is: 41,565.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,993.26 : 74,509.97 = 30,120.33 : x
  2. Step 2: Convert to fraction form
    53,993.26/74,509.97 = 30,120.33/x
  3. Step 3: Cross multiply
    53,993.26x = 74,509.97 × 30,120.33
  4. Step 4: Simplify right side
    53,993.26x = 2,244,264,884.69
  5. Step 5: Solve for x
    x = 2,244,264,884.69/53,993.26
  6. Step 6: Final answer
    x = 41,565.65

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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.