Home / 40,602.55-60,888.66-13,940.97

Finding the Fourth Proportional to 40,602.55, 60,888.66 and 13,940.97

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Solution

The fourth proportional to 40,602.55, 60,888.66 and 13,940.97 is: 20,906.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,602.55 : 60,888.66 = 13,940.97 : x
  2. Step 2: Convert to fraction form
    40,602.55/60,888.66 = 13,940.97/x
  3. Step 3: Cross multiply
    40,602.55x = 60,888.66 × 13,940.97
  4. Step 4: Simplify right side
    40,602.55x = 848,846,930.12
  5. Step 5: Solve for x
    x = 848,846,930.12/40,602.55
  6. Step 6: Final answer
    x = 20,906.25

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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.