Home / 26,742.44-40,186.37-14,271.28

Finding the Fourth Proportional to 26,742.44, 40,186.37 and 14,271.28

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Solution

The fourth proportional to 26,742.44, 40,186.37 and 14,271.28 is: 21,445.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,742.44 : 40,186.37 = 14,271.28 : x
  2. Step 2: Convert to fraction form
    26,742.44/40,186.37 = 14,271.28/x
  3. Step 3: Cross multiply
    26,742.44x = 40,186.37 × 14,271.28
  4. Step 4: Simplify right side
    26,742.44x = 573,510,873.67
  5. Step 5: Solve for x
    x = 573,510,873.67/26,742.44
  6. Step 6: Final answer
    x = 21,445.72

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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.