Home / 29,569.22-40,736.21-20,600.49

Finding the Fourth Proportional to 29,569.22, 40,736.21 and 20,600.49

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Solution

The fourth proportional to 29,569.22, 40,736.21 and 20,600.49 is: 28,380.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,569.22 : 40,736.21 = 20,600.49 : x
  2. Step 2: Convert to fraction form
    29,569.22/40,736.21 = 20,600.49/x
  3. Step 3: Cross multiply
    29,569.22x = 40,736.21 × 20,600.49
  4. Step 4: Simplify right side
    29,569.22x = 839,185,783.74
  5. Step 5: Solve for x
    x = 839,185,783.74/29,569.22
  6. Step 6: Final answer
    x = 28,380.39

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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.