Home / 35,857.44-49,482.90-19,942.74

Finding the Fourth Proportional to 35,857.44, 49,482.90 and 19,942.74

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Solution

The fourth proportional to 35,857.44, 49,482.90 and 19,942.74 is: 27,520.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,857.44 : 49,482.90 = 19,942.74 : x
  2. Step 2: Convert to fraction form
    35,857.44/49,482.90 = 19,942.74/x
  3. Step 3: Cross multiply
    35,857.44x = 49,482.90 × 19,942.74
  4. Step 4: Simplify right side
    35,857.44x = 986,824,609.15
  5. Step 5: Solve for x
    x = 986,824,609.15/35,857.44
  6. Step 6: Final answer
    x = 27,520.78

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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.