Home / 26,756.56-40,136.28-11,158.48

Finding the Fourth Proportional to 26,756.56, 40,136.28 and 11,158.48

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Solution

The fourth proportional to 26,756.56, 40,136.28 and 11,158.48 is: 16,738.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,756.56 : 40,136.28 = 11,158.48 : x
  2. Step 2: Convert to fraction form
    26,756.56/40,136.28 = 11,158.48/x
  3. Step 3: Cross multiply
    26,756.56x = 40,136.28 × 11,158.48
  4. Step 4: Simplify right side
    26,756.56x = 447,859,877.65
  5. Step 5: Solve for x
    x = 447,859,877.65/26,756.56
  6. Step 6: Final answer
    x = 16,738.32

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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.