Home / 33,939.87-46,835.40-18,832.35

Finding the Fourth Proportional to 33,939.87, 46,835.40 and 18,832.35

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Solution

The fourth proportional to 33,939.87, 46,835.40 and 18,832.35 is: 25,987.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,939.87 : 46,835.40 = 18,832.35 : x
  2. Step 2: Convert to fraction form
    33,939.87/46,835.40 = 18,832.35/x
  3. Step 3: Cross multiply
    33,939.87x = 46,835.40 × 18,832.35
  4. Step 4: Simplify right side
    33,939.87x = 882,020,645.19
  5. Step 5: Solve for x
    x = 882,020,645.19/33,939.87
  6. Step 6: Final answer
    x = 25,987.74

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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.