Home / 40,391.58-60,599.73-20,684.07

Finding the Fourth Proportional to 40,391.58, 60,599.73 and 20,684.07

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Solution

The fourth proportional to 40,391.58, 60,599.73 and 20,684.07 is: 31,032.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,391.58 : 60,599.73 = 20,684.07 : x
  2. Step 2: Convert to fraction form
    40,391.58/60,599.73 = 20,684.07/x
  3. Step 3: Cross multiply
    40,391.58x = 60,599.73 × 20,684.07
  4. Step 4: Simplify right side
    40,391.58x = 1,253,449,057.30
  5. Step 5: Solve for x
    x = 1,253,449,057.30/40,391.58
  6. Step 6: Final answer
    x = 31,032.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.