Home / 17,378.61-26,063.91-10,360.60

Finding the Fourth Proportional to 17,378.61, 26,063.91 and 10,360.60

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Solution

The fourth proportional to 17,378.61, 26,063.91 and 10,360.60 is: 15,538.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,378.61 : 26,063.91 = 10,360.60 : x
  2. Step 2: Convert to fraction form
    17,378.61/26,063.91 = 10,360.60/x
  3. Step 3: Cross multiply
    17,378.61x = 26,063.91 × 10,360.60
  4. Step 4: Simplify right side
    17,378.61x = 270,037,745.95
  5. Step 5: Solve for x
    x = 270,037,745.95/17,378.61
  6. Step 6: Final answer
    x = 15,538.51

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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.