Home / 34,216.80-51,357.60-21,094.80

Finding the Fourth Proportional to 34,216.80, 51,357.60 and 21,094.80

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Solution

The fourth proportional to 34,216.80, 51,357.60 and 21,094.80 is: 31,662.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,216.80 : 51,357.60 = 21,094.80 : x
  2. Step 2: Convert to fraction form
    34,216.80/51,357.60 = 21,094.80/x
  3. Step 3: Cross multiply
    34,216.80x = 51,357.60 × 21,094.80
  4. Step 4: Simplify right side
    34,216.80x = 1,083,378,300.48
  5. Step 5: Solve for x
    x = 1,083,378,300.48/34,216.80
  6. Step 6: Final answer
    x = 31,662.17

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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.