Home / 26,751.24-40,112.28-11,157.12

Finding the Fourth Proportional to 26,751.24, 40,112.28 and 11,157.12

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Solution

The fourth proportional to 26,751.24, 40,112.28 and 11,157.12 is: 16,729.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,751.24 : 40,112.28 = 11,157.12 : x
  2. Step 2: Convert to fraction form
    26,751.24/40,112.28 = 11,157.12/x
  3. Step 3: Cross multiply
    26,751.24x = 40,112.28 × 11,157.12
  4. Step 4: Simplify right side
    26,751.24x = 447,537,521.43
  5. Step 5: Solve for x
    x = 447,537,521.43/26,751.24
  6. Step 6: Final answer
    x = 16,729.60

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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.