Home / 10,042.92-15,063.23-2,647.96

Finding the Fourth Proportional to 10,042.92, 15,063.23 and 2,647.96

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Solution

The fourth proportional to 10,042.92, 15,063.23 and 2,647.96 is: 3,971.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,042.92 : 15,063.23 = 2,647.96 : x
  2. Step 2: Convert to fraction form
    10,042.92/15,063.23 = 2,647.96/x
  3. Step 3: Cross multiply
    10,042.92x = 15,063.23 × 2,647.96
  4. Step 4: Simplify right side
    10,042.92x = 39,886,830.51
  5. Step 5: Solve for x
    x = 39,886,830.51/10,042.92
  6. Step 6: Final answer
    x = 3,971.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.