Home / 34,806.65-52,207.54-12,615.89

Finding the Fourth Proportional to 34,806.65, 52,207.54 and 12,615.89

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Solution

The fourth proportional to 34,806.65, 52,207.54 and 12,615.89 is: 18,922.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,806.65 : 52,207.54 = 12,615.89 : x
  2. Step 2: Convert to fraction form
    34,806.65/52,207.54 = 12,615.89/x
  3. Step 3: Cross multiply
    34,806.65x = 52,207.54 × 12,615.89
  4. Step 4: Simplify right side
    34,806.65x = 658,644,289.23
  5. Step 5: Solve for x
    x = 658,644,289.23/34,806.65
  6. Step 6: Final answer
    x = 18,922.95

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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.