Home / 50,652.33-69,902.63-30,515.46

Finding the Fourth Proportional to 50,652.33, 69,902.63 and 30,515.46

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Solution

The fourth proportional to 50,652.33, 69,902.63 and 30,515.46 is: 42,112.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,652.33 : 69,902.63 = 30,515.46 : x
  2. Step 2: Convert to fraction form
    50,652.33/69,902.63 = 30,515.46/x
  3. Step 3: Cross multiply
    50,652.33x = 69,902.63 × 30,515.46
  4. Step 4: Simplify right side
    50,652.33x = 2,133,110,909.66
  5. Step 5: Solve for x
    x = 2,133,110,909.66/50,652.33
  6. Step 6: Final answer
    x = 42,112.79

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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.