Home / 51,926.26-77,889.37-12,483.36

Finding the Fourth Proportional to 51,926.26, 77,889.37 and 12,483.36

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Solution

The fourth proportional to 51,926.26, 77,889.37 and 12,483.36 is: 18,725.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,926.26 : 77,889.37 = 12,483.36 : x
  2. Step 2: Convert to fraction form
    51,926.26/77,889.37 = 12,483.36/x
  3. Step 3: Cross multiply
    51,926.26x = 77,889.37 × 12,483.36
  4. Step 4: Simplify right side
    51,926.26x = 972,321,045.88
  5. Step 5: Solve for x
    x = 972,321,045.88/51,926.26
  6. Step 6: Final answer
    x = 18,725.04

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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.