Home / 33,861.64-46,731.90-19,715.44

Finding the Fourth Proportional to 33,861.64, 46,731.90 and 19,715.44

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Solution

The fourth proportional to 33,861.64, 46,731.90 and 19,715.44 is: 27,208.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,861.64 : 46,731.90 = 19,715.44 : x
  2. Step 2: Convert to fraction form
    33,861.64/46,731.90 = 19,715.44/x
  3. Step 3: Cross multiply
    33,861.64x = 46,731.90 × 19,715.44
  4. Step 4: Simplify right side
    33,861.64x = 921,339,970.54
  5. Step 5: Solve for x
    x = 921,339,970.54/33,861.64
  6. Step 6: Final answer
    x = 27,208.96

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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.