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Finding the Fourth Proportional to 33,895.81, 46,779.03 and 18,793.21

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Solution

The fourth proportional to 33,895.81, 46,779.03 and 18,793.21 is: 25,936.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,895.81 : 46,779.03 = 18,793.21 : x
  2. Step 2: Convert to fraction form
    33,895.81/46,779.03 = 18,793.21/x
  3. Step 3: Cross multiply
    33,895.81x = 46,779.03 × 18,793.21
  4. Step 4: Simplify right side
    33,895.81x = 879,128,134.39
  5. Step 5: Solve for x
    x = 879,128,134.39/33,895.81
  6. Step 6: Final answer
    x = 25,936.19

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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.