Home / 51,254.76-76,882.64-17,975.64

Finding the Fourth Proportional to 51,254.76, 76,882.64 and 17,975.64

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Solution

The fourth proportional to 51,254.76, 76,882.64 and 17,975.64 is: 26,963.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,254.76 : 76,882.64 = 17,975.64 : x
  2. Step 2: Convert to fraction form
    51,254.76/76,882.64 = 17,975.64/x
  3. Step 3: Cross multiply
    51,254.76x = 76,882.64 × 17,975.64
  4. Step 4: Simplify right side
    51,254.76x = 1,382,014,569.01
  5. Step 5: Solve for x
    x = 1,382,014,569.01/51,254.76
  6. Step 6: Final answer
    x = 26,963.63

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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.