Home / 33,939.03-46,837.13-20,507.72

Finding the Fourth Proportional to 33,939.03, 46,837.13 and 20,507.72

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Solution

The fourth proportional to 33,939.03, 46,837.13 and 20,507.72 is: 28,301.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,939.03 : 46,837.13 = 20,507.72 : x
  2. Step 2: Convert to fraction form
    33,939.03/46,837.13 = 20,507.72/x
  3. Step 3: Cross multiply
    33,939.03x = 46,837.13 × 20,507.72
  4. Step 4: Simplify right side
    33,939.03x = 960,522,410.92
  5. Step 5: Solve for x
    x = 960,522,410.92/33,939.03
  6. Step 6: Final answer
    x = 28,301.41

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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.