Home / 33,489.72-46,213.02-18,381.96

Finding the Fourth Proportional to 33,489.72, 46,213.02 and 18,381.96

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Solution

The fourth proportional to 33,489.72, 46,213.02 and 18,381.96 is: 25,365.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,489.72 : 46,213.02 = 18,381.96 : x
  2. Step 2: Convert to fraction form
    33,489.72/46,213.02 = 18,381.96/x
  3. Step 3: Cross multiply
    33,489.72x = 46,213.02 × 18,381.96
  4. Step 4: Simplify right side
    33,489.72x = 849,485,885.12
  5. Step 5: Solve for x
    x = 849,485,885.12/33,489.72
  6. Step 6: Final answer
    x = 25,365.57

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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.