Home / 33,491.85-46,220.42-18,384.39

Finding the Fourth Proportional to 33,491.85, 46,220.42 and 18,384.39

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Solution

The fourth proportional to 33,491.85, 46,220.42 and 18,384.39 is: 25,371.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,491.85 : 46,220.42 = 18,384.39 : x
  2. Step 2: Convert to fraction form
    33,491.85/46,220.42 = 18,384.39/x
  3. Step 3: Cross multiply
    33,491.85x = 46,220.42 × 18,384.39
  4. Step 4: Simplify right side
    33,491.85x = 849,734,403.20
  5. Step 5: Solve for x
    x = 849,734,403.20/33,491.85
  6. Step 6: Final answer
    x = 25,371.37

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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.