Home / 34,835.56-48,072.28-18,919.67

Finding the Fourth Proportional to 34,835.56, 48,072.28 and 18,919.67

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Solution

The fourth proportional to 34,835.56, 48,072.28 and 18,919.67 is: 26,108.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,835.56 : 48,072.28 = 18,919.67 : x
  2. Step 2: Convert to fraction form
    34,835.56/48,072.28 = 18,919.67/x
  3. Step 3: Cross multiply
    34,835.56x = 48,072.28 × 18,919.67
  4. Step 4: Simplify right side
    34,835.56x = 909,511,637.31
  5. Step 5: Solve for x
    x = 909,511,637.31/34,835.56
  6. Step 6: Final answer
    x = 26,108.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.