Home / 26,431.26-39,648.28-6,710.02

Finding the Fourth Proportional to 26,431.26, 39,648.28 and 6,710.02

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Solution

The fourth proportional to 26,431.26, 39,648.28 and 6,710.02 is: 10,065.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,431.26 : 39,648.28 = 6,710.02 : x
  2. Step 2: Convert to fraction form
    26,431.26/39,648.28 = 6,710.02/x
  3. Step 3: Cross multiply
    26,431.26x = 39,648.28 × 6,710.02
  4. Step 4: Simplify right side
    26,431.26x = 266,040,751.77
  5. Step 5: Solve for x
    x = 266,040,751.77/26,431.26
  6. Step 6: Final answer
    x = 10,065.38

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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.