Home / 33,665.48-46,488.26-20,940.47

Finding the Fourth Proportional to 33,665.48, 46,488.26 and 20,940.47

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Solution

The fourth proportional to 33,665.48, 46,488.26 and 20,940.47 is: 28,916.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,665.48 : 46,488.26 = 20,940.47 : x
  2. Step 2: Convert to fraction form
    33,665.48/46,488.26 = 20,940.47/x
  3. Step 3: Cross multiply
    33,665.48x = 46,488.26 × 20,940.47
  4. Step 4: Simplify right side
    33,665.48x = 973,485,676.74
  5. Step 5: Solve for x
    x = 973,485,676.74/33,665.48
  6. Step 6: Final answer
    x = 28,916.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.