Home / 33,861.47-46,729.23-18,754.43

Finding the Fourth Proportional to 33,861.47, 46,729.23 and 18,754.43

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Solution

The fourth proportional to 33,861.47, 46,729.23 and 18,754.43 is: 25,881.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,861.47 : 46,729.23 = 18,754.43 : x
  2. Step 2: Convert to fraction form
    33,861.47/46,729.23 = 18,754.43/x
  3. Step 3: Cross multiply
    33,861.47x = 46,729.23 × 18,754.43
  4. Step 4: Simplify right side
    33,861.47x = 876,379,956.17
  5. Step 5: Solve for x
    x = 876,379,956.17/33,861.47
  6. Step 6: Final answer
    x = 25,881.33

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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.