Home / 40,451.22-60,696.06-18,271.38

Finding the Fourth Proportional to 40,451.22, 60,696.06 and 18,271.38

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Solution

The fourth proportional to 40,451.22, 60,696.06 and 18,271.38 is: 27,415.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,451.22 : 60,696.06 = 18,271.38 : x
  2. Step 2: Convert to fraction form
    40,451.22/60,696.06 = 18,271.38/x
  3. Step 3: Cross multiply
    40,451.22x = 60,696.06 × 18,271.38
  4. Step 4: Simplify right side
    40,451.22x = 1,109,000,776.76
  5. Step 5: Solve for x
    x = 1,109,000,776.76/40,451.22
  6. Step 6: Final answer
    x = 27,415.76

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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.