Home / 17,352.45-26,039.04-15,940.80

Finding the Fourth Proportional to 17,352.45, 26,039.04 and 15,940.80

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Solution

The fourth proportional to 17,352.45, 26,039.04 and 15,940.80 is: 23,920.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,352.45 : 26,039.04 = 15,940.80 : x
  2. Step 2: Convert to fraction form
    17,352.45/26,039.04 = 15,940.80/x
  3. Step 3: Cross multiply
    17,352.45x = 26,039.04 × 15,940.80
  4. Step 4: Simplify right side
    17,352.45x = 415,083,203.55
  5. Step 5: Solve for x
    x = 415,083,203.55/17,352.45
  6. Step 6: Final answer
    x = 23,920.72

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1.5x scale

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.