Home / 51,924.33-77,890.23-18,644.67

Finding the Fourth Proportional to 51,924.33, 77,890.23 and 18,644.67

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Solution

The fourth proportional to 51,924.33, 77,890.23 and 18,644.67 is: 27,968.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,924.33 : 77,890.23 = 18,644.67 : x
  2. Step 2: Convert to fraction form
    51,924.33/77,890.23 = 18,644.67/x
  3. Step 3: Cross multiply
    51,924.33x = 77,890.23 × 18,644.67
  4. Step 4: Simplify right side
    51,924.33x = 1,452,237,634.57
  5. Step 5: Solve for x
    x = 1,452,237,634.57/51,924.33
  6. Step 6: Final answer
    x = 27,968.35

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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.