Home / 34,200.56-51,278.64-14,204.57

Finding the Fourth Proportional to 34,200.56, 51,278.64 and 14,204.57

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Solution

The fourth proportional to 34,200.56, 51,278.64 and 14,204.57 is: 21,297.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,200.56 : 51,278.64 = 14,204.57 : x
  2. Step 2: Convert to fraction form
    34,200.56/51,278.64 = 14,204.57/x
  3. Step 3: Cross multiply
    34,200.56x = 51,278.64 × 14,204.57
  4. Step 4: Simplify right side
    34,200.56x = 728,390,703.97
  5. Step 5: Solve for x
    x = 728,390,703.97/34,200.56
  6. Step 6: Final answer
    x = 21,297.63

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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.