Home / 15,918.89-23,877.59-6,556.58

Finding the Fourth Proportional to 15,918.89, 23,877.59 and 6,556.58

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Solution

The fourth proportional to 15,918.89, 23,877.59 and 6,556.58 is: 9,834.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,918.89 : 23,877.59 = 6,556.58 : x
  2. Step 2: Convert to fraction form
    15,918.89/23,877.59 = 6,556.58/x
  3. Step 3: Cross multiply
    15,918.89x = 23,877.59 × 6,556.58
  4. Step 4: Simplify right side
    15,918.89x = 156,555,176.87
  5. Step 5: Solve for x
    x = 156,555,176.87/15,918.89
  6. Step 6: Final answer
    x = 9,834.56

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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.