Home / 33,519.60-46,250.64-21,580.56

Finding the Fourth Proportional to 33,519.60, 46,250.64 and 21,580.56

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Solution

The fourth proportional to 33,519.60, 46,250.64 and 21,580.56 is: 29,777.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,519.60 : 46,250.64 = 21,580.56 : x
  2. Step 2: Convert to fraction form
    33,519.60/46,250.64 = 21,580.56/x
  3. Step 3: Cross multiply
    33,519.60x = 46,250.64 × 21,580.56
  4. Step 4: Simplify right side
    33,519.60x = 998,114,711.56
  5. Step 5: Solve for x
    x = 998,114,711.56/33,519.60
  6. Step 6: Final answer
    x = 29,777.05

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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.