Home / 15,676.26-23,515.60-5,288

Finding the Fourth Proportional to 15,676.26, 23,515.60 and 5,288

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Solution

The fourth proportional to 15,676.26, 23,515.60 and 5,288 is: 7,932.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,676.26 : 23,515.60 = 5,288 : x
  2. Step 2: Convert to fraction form
    15,676.26/23,515.60 = 5,288/x
  3. Step 3: Cross multiply
    15,676.26x = 23,515.60 × 5,288
  4. Step 4: Simplify right side
    15,676.26x = 124,350,492.80
  5. Step 5: Solve for x
    x = 124,350,492.80/15,676.26
  6. Step 6: Final answer
    x = 7,932.41

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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.