Home / 34,629.78-51,977.47-18,001.74

Finding the Fourth Proportional to 34,629.78, 51,977.47 and 18,001.74

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Solution

The fourth proportional to 34,629.78, 51,977.47 and 18,001.74 is: 27,019.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,629.78 : 51,977.47 = 18,001.74 : x
  2. Step 2: Convert to fraction form
    34,629.78/51,977.47 = 18,001.74/x
  3. Step 3: Cross multiply
    34,629.78x = 51,977.47 × 18,001.74
  4. Step 4: Simplify right side
    34,629.78x = 935,685,135.09
  5. Step 5: Solve for x
    x = 935,685,135.09/34,629.78
  6. Step 6: Final answer
    x = 27,019.67

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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.