Home / 35,584.85-49,109.01-19,670.78

Finding the Fourth Proportional to 35,584.85, 49,109.01 and 19,670.78

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Solution

The fourth proportional to 35,584.85, 49,109.01 and 19,670.78 is: 27,146.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,584.85 : 49,109.01 = 19,670.78 : x
  2. Step 2: Convert to fraction form
    35,584.85/49,109.01 = 19,670.78/x
  3. Step 3: Cross multiply
    35,584.85x = 49,109.01 × 19,670.78
  4. Step 4: Simplify right side
    35,584.85x = 966,012,531.73
  5. Step 5: Solve for x
    x = 966,012,531.73/35,584.85
  6. Step 6: Final answer
    x = 27,146.74

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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.