Home / 52,929.69-79,290.74-30,696.38

Finding the Fourth Proportional to 52,929.69, 79,290.74 and 30,696.38

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Solution

The fourth proportional to 52,929.69, 79,290.74 and 30,696.38 is: 45,984.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,929.69 : 79,290.74 = 30,696.38 : x
  2. Step 2: Convert to fraction form
    52,929.69/79,290.74 = 30,696.38/x
  3. Step 3: Cross multiply
    52,929.69x = 79,290.74 × 30,696.38
  4. Step 4: Simplify right side
    52,929.69x = 2,433,938,135.59
  5. Step 5: Solve for x
    x = 2,433,938,135.59/52,929.69
  6. Step 6: Final answer
    x = 45,984.36

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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.