Home / 26,503.74-39,756.99-6,782.42

Finding the Fourth Proportional to 26,503.74, 39,756.99 and 6,782.42

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Solution

The fourth proportional to 26,503.74, 39,756.99 and 6,782.42 is: 10,173.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,503.74 : 39,756.99 = 6,782.42 : x
  2. Step 2: Convert to fraction form
    26,503.74/39,756.99 = 6,782.42/x
  3. Step 3: Cross multiply
    26,503.74x = 39,756.99 × 6,782.42
  4. Step 4: Simplify right side
    26,503.74x = 269,648,604.12
  5. Step 5: Solve for x
    x = 269,648,604.12/26,503.74
  6. Step 6: Final answer
    x = 10,173.98

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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.