Home / 26,782.25-40,167.90-10,136.54

Finding the Fourth Proportional to 26,782.25, 40,167.90 and 10,136.54

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Solution

The fourth proportional to 26,782.25, 40,167.90 and 10,136.54 is: 15,202.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,782.25 : 40,167.90 = 10,136.54 : x
  2. Step 2: Convert to fraction form
    26,782.25/40,167.90 = 10,136.54/x
  3. Step 3: Cross multiply
    26,782.25x = 40,167.90 × 10,136.54
  4. Step 4: Simplify right side
    26,782.25x = 407,163,625.49
  5. Step 5: Solve for x
    x = 407,163,625.49/26,782.25
  6. Step 6: Final answer
    x = 15,202.74

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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.