Home / 34,315.67-51,479.31-11,825.48

Finding the Fourth Proportional to 34,315.67, 51,479.31 and 11,825.48

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Solution

The fourth proportional to 34,315.67, 51,479.31 and 11,825.48 is: 17,740.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,315.67 : 51,479.31 = 11,825.48 : x
  2. Step 2: Convert to fraction form
    34,315.67/51,479.31 = 11,825.48/x
  3. Step 3: Cross multiply
    34,315.67x = 51,479.31 × 11,825.48
  4. Step 4: Simplify right side
    34,315.67x = 608,767,550.82
  5. Step 5: Solve for x
    x = 608,767,550.82/34,315.67
  6. Step 6: Final answer
    x = 17,740.22

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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.