Home / 34,098.74-47,054.41-18,782.31

Finding the Fourth Proportional to 34,098.74, 47,054.41 and 18,782.31

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Solution

The fourth proportional to 34,098.74, 47,054.41 and 18,782.31 is: 25,918.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,098.74 : 47,054.41 = 18,782.31 : x
  2. Step 2: Convert to fraction form
    34,098.74/47,054.41 = 18,782.31/x
  3. Step 3: Cross multiply
    34,098.74x = 47,054.41 × 18,782.31
  4. Step 4: Simplify right side
    34,098.74x = 883,790,515.49
  5. Step 5: Solve for x
    x = 883,790,515.49/34,098.74
  6. Step 6: Final answer
    x = 25,918.57

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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.