Home / 40,621.41-60,938.60-14,322.33

Finding the Fourth Proportional to 40,621.41, 60,938.60 and 14,322.33

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Solution

The fourth proportional to 40,621.41, 60,938.60 and 14,322.33 is: 21,485.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,621.41 : 60,938.60 = 14,322.33 : x
  2. Step 2: Convert to fraction form
    40,621.41/60,938.60 = 14,322.33/x
  3. Step 3: Cross multiply
    40,621.41x = 60,938.60 × 14,322.33
  4. Step 4: Simplify right side
    40,621.41x = 872,782,667.33
  5. Step 5: Solve for x
    x = 872,782,667.33/40,621.41
  6. Step 6: Final answer
    x = 21,485.78

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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.