Home / 46,042.20-69,063.48-12,764.88

Finding the Fourth Proportional to 46,042.20, 69,063.48 and 12,764.88

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Solution

The fourth proportional to 46,042.20, 69,063.48 and 12,764.88 is: 19,147.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,042.20 : 69,063.48 = 12,764.88 : x
  2. Step 2: Convert to fraction form
    46,042.20/69,063.48 = 12,764.88/x
  3. Step 3: Cross multiply
    46,042.20x = 69,063.48 × 12,764.88
  4. Step 4: Simplify right side
    46,042.20x = 881,587,034.58
  5. Step 5: Solve for x
    x = 881,587,034.58/46,042.20
  6. Step 6: Final answer
    x = 19,147.37

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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.