Home / 19,834.76-29,751.24-8,738.48

Finding the Fourth Proportional to 19,834.76, 29,751.24 and 8,738.48

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Solution

The fourth proportional to 19,834.76, 29,751.24 and 8,738.48 is: 13,107.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,834.76 : 29,751.24 = 8,738.48 : x
  2. Step 2: Convert to fraction form
    19,834.76/29,751.24 = 8,738.48/x
  3. Step 3: Cross multiply
    19,834.76x = 29,751.24 × 8,738.48
  4. Step 4: Simplify right side
    19,834.76x = 259,980,615.72
  5. Step 5: Solve for x
    x = 259,980,615.72/19,834.76
  6. Step 6: Final answer
    x = 13,107.32

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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.