Home / 50,685.32-76,040.48-17,405.88

Finding the Fourth Proportional to 50,685.32, 76,040.48 and 17,405.88

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Solution

The fourth proportional to 50,685.32, 76,040.48 and 17,405.88 is: 26,113.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,685.32 : 76,040.48 = 17,405.88 : x
  2. Step 2: Convert to fraction form
    50,685.32/76,040.48 = 17,405.88/x
  3. Step 3: Cross multiply
    50,685.32x = 76,040.48 × 17,405.88
  4. Step 4: Simplify right side
    50,685.32x = 1,323,551,470.02
  5. Step 5: Solve for x
    x = 1,323,551,470.02/50,685.32
  6. Step 6: Final answer
    x = 26,113.11

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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.