Home / 26,077.26-39,111.76-8,305.62

Finding the Fourth Proportional to 26,077.26, 39,111.76 and 8,305.62

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Solution

The fourth proportional to 26,077.26, 39,111.76 and 8,305.62 is: 12,457.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,077.26 : 39,111.76 = 8,305.62 : x
  2. Step 2: Convert to fraction form
    26,077.26/39,111.76 = 8,305.62/x
  3. Step 3: Cross multiply
    26,077.26x = 39,111.76 × 8,305.62
  4. Step 4: Simplify right side
    26,077.26x = 324,847,279.80
  5. Step 5: Solve for x
    x = 324,847,279.80/26,077.26
  6. Step 6: Final answer
    x = 12,457.11

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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.