Home / 33,683.47-46,486.65-21,427.37

Finding the Fourth Proportional to 33,683.47, 46,486.65 and 21,427.37

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Solution

The fourth proportional to 33,683.47, 46,486.65 and 21,427.37 is: 29,571.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,683.47 : 46,486.65 = 21,427.37 : x
  2. Step 2: Convert to fraction form
    33,683.47/46,486.65 = 21,427.37/x
  3. Step 3: Cross multiply
    33,683.47x = 46,486.65 × 21,427.37
  4. Step 4: Simplify right side
    33,683.47x = 996,086,649.61
  5. Step 5: Solve for x
    x = 996,086,649.61/33,683.47
  6. Step 6: Final answer
    x = 29,571.98

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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.