Home / 51,218-76,839.96-14,282

Finding the Fourth Proportional to 51,218, 76,839.96 and 14,282

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Solution

The fourth proportional to 51,218, 76,839.96 and 14,282 is: 21,426.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,218 : 76,839.96 = 14,282 : x
  2. Step 2: Convert to fraction form
    51,218/76,839.96 = 14,282/x
  3. Step 3: Cross multiply
    51,218x = 76,839.96 × 14,282
  4. Step 4: Simplify right side
    51,218x = 1,097,428,308.72
  5. Step 5: Solve for x
    x = 1,097,428,308.72/51,218
  6. Step 6: Final answer
    x = 21,426.61

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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.