Home / 33,571.60-46,331.22-20,142.52

Finding the Fourth Proportional to 33,571.60, 46,331.22 and 20,142.52

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Solution

The fourth proportional to 33,571.60, 46,331.22 and 20,142.52 is: 27,798.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,571.60 : 46,331.22 = 20,142.52 : x
  2. Step 2: Convert to fraction form
    33,571.60/46,331.22 = 20,142.52/x
  3. Step 3: Cross multiply
    33,571.60x = 46,331.22 × 20,142.52
  4. Step 4: Simplify right side
    33,571.60x = 933,227,525.47
  5. Step 5: Solve for x
    x = 933,227,525.47/33,571.60
  6. Step 6: Final answer
    x = 27,798.12

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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.