Home / 26,166.76-39,249.80-6,445.49

Finding the Fourth Proportional to 26,166.76, 39,249.80 and 6,445.49

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Solution

The fourth proportional to 26,166.76, 39,249.80 and 6,445.49 is: 9,668.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,166.76 : 39,249.80 = 6,445.49 : x
  2. Step 2: Convert to fraction form
    26,166.76/39,249.80 = 6,445.49/x
  3. Step 3: Cross multiply
    26,166.76x = 39,249.80 × 6,445.49
  4. Step 4: Simplify right side
    26,166.76x = 252,984,193.40
  5. Step 5: Solve for x
    x = 252,984,193.40/26,166.76
  6. Step 6: Final answer
    x = 9,668.15

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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.