Home / 19,696.47-29,544.09-4,905.37

Finding the Fourth Proportional to 19,696.47, 29,544.09 and 4,905.37

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Solution

The fourth proportional to 19,696.47, 29,544.09 and 4,905.37 is: 7,357.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,696.47 : 29,544.09 = 4,905.37 : x
  2. Step 2: Convert to fraction form
    19,696.47/29,544.09 = 4,905.37/x
  3. Step 3: Cross multiply
    19,696.47x = 29,544.09 × 4,905.37
  4. Step 4: Simplify right side
    19,696.47x = 144,924,692.76
  5. Step 5: Solve for x
    x = 144,924,692.76/19,696.47
  6. Step 6: Final answer
    x = 7,357.90

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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.