Home / 34,104.06-51,100.47-20,928.60

Finding the Fourth Proportional to 34,104.06, 51,100.47 and 20,928.60

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Solution

The fourth proportional to 34,104.06, 51,100.47 and 20,928.60 is: 31,358.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,104.06 : 51,100.47 = 20,928.60 : x
  2. Step 2: Convert to fraction form
    34,104.06/51,100.47 = 20,928.60/x
  3. Step 3: Cross multiply
    34,104.06x = 51,100.47 × 20,928.60
  4. Step 4: Simplify right side
    34,104.06x = 1,069,461,296.44
  5. Step 5: Solve for x
    x = 1,069,461,296.44/34,104.06
  6. Step 6: Final answer
    x = 31,358.77

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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.