Home / 34,766.31-47,974.55-19,656.87

Finding the Fourth Proportional to 34,766.31, 47,974.55 and 19,656.87

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Solution

The fourth proportional to 34,766.31, 47,974.55 and 19,656.87 is: 27,124.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,766.31 : 47,974.55 = 19,656.87 : x
  2. Step 2: Convert to fraction form
    34,766.31/47,974.55 = 19,656.87/x
  3. Step 3: Cross multiply
    34,766.31x = 47,974.55 × 19,656.87
  4. Step 4: Simplify right side
    34,766.31x = 943,029,394.37
  5. Step 5: Solve for x
    x = 943,029,394.37/34,766.31
  6. Step 6: Final answer
    x = 27,124.81

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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.