Home / 29,369.35-40,529.74-15,940.60

Finding the Fourth Proportional to 29,369.35, 40,529.74 and 15,940.60

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Solution

The fourth proportional to 29,369.35, 40,529.74 and 15,940.60 is: 21,998.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,369.35 : 40,529.74 = 15,940.60 : x
  2. Step 2: Convert to fraction form
    29,369.35/40,529.74 = 15,940.60/x
  3. Step 3: Cross multiply
    29,369.35x = 40,529.74 × 15,940.60
  4. Step 4: Simplify right side
    29,369.35x = 646,068,373.44
  5. Step 5: Solve for x
    x = 646,068,373.44/29,369.35
  6. Step 6: Final answer
    x = 21,998.05

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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.