Home / 52,696.98-79,076.60-19,440.39

Finding the Fourth Proportional to 52,696.98, 79,076.60 and 19,440.39

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Solution

The fourth proportional to 52,696.98, 79,076.60 and 19,440.39 is: 29,172.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,696.98 : 79,076.60 = 19,440.39 : x
  2. Step 2: Convert to fraction form
    52,696.98/79,076.60 = 19,440.39/x
  3. Step 3: Cross multiply
    52,696.98x = 79,076.60 × 19,440.39
  4. Step 4: Simplify right side
    52,696.98x = 1,537,280,216.11
  5. Step 5: Solve for x
    x = 1,537,280,216.11/52,696.98
  6. Step 6: Final answer
    x = 29,172.07

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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.