Home / 51,056.64-76,576.32-14,112

Finding the Fourth Proportional to 51,056.64, 76,576.32 and 14,112

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Solution

The fourth proportional to 51,056.64, 76,576.32 and 14,112 is: 21,165.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,056.64 : 76,576.32 = 14,112 : x
  2. Step 2: Convert to fraction form
    51,056.64/76,576.32 = 14,112/x
  3. Step 3: Cross multiply
    51,056.64x = 76,576.32 × 14,112
  4. Step 4: Simplify right side
    51,056.64x = 1,080,645,027.84
  5. Step 5: Solve for x
    x = 1,080,645,027.84/51,056.64
  6. Step 6: Final answer
    x = 21,165.61

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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.