Home / 26,255.66-39,370.35-8,719.34

Finding the Fourth Proportional to 26,255.66, 39,370.35 and 8,719.34

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Solution

The fourth proportional to 26,255.66, 39,370.35 and 8,719.34 is: 13,074.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,255.66 : 39,370.35 = 8,719.34 : x
  2. Step 2: Convert to fraction form
    26,255.66/39,370.35 = 8,719.34/x
  3. Step 3: Cross multiply
    26,255.66x = 39,370.35 × 8,719.34
  4. Step 4: Simplify right side
    26,255.66x = 343,283,467.57
  5. Step 5: Solve for x
    x = 343,283,467.57/26,255.66
  6. Step 6: Final answer
    x = 13,074.65

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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.