Home / 33,890.48-46,768.86-18,784.11

Finding the Fourth Proportional to 33,890.48, 46,768.86 and 18,784.11

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Solution

The fourth proportional to 33,890.48, 46,768.86 and 18,784.11 is: 25,922.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,890.48 : 46,768.86 = 18,784.11 : x
  2. Step 2: Convert to fraction form
    33,890.48/46,768.86 = 18,784.11/x
  3. Step 3: Cross multiply
    33,890.48x = 46,768.86 × 18,784.11
  4. Step 4: Simplify right side
    33,890.48x = 878,511,410.81
  5. Step 5: Solve for x
    x = 878,511,410.81/33,890.48
  6. Step 6: Final answer
    x = 25,922.07

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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.