Home / 29,679.40-40,950.66-19,622.44

Finding the Fourth Proportional to 29,679.40, 40,950.66 and 19,622.44

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Solution

The fourth proportional to 29,679.40, 40,950.66 and 19,622.44 is: 27,074.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,679.40 : 40,950.66 = 19,622.44 : x
  2. Step 2: Convert to fraction form
    29,679.40/40,950.66 = 19,622.44/x
  3. Step 3: Cross multiply
    29,679.40x = 40,950.66 × 19,622.44
  4. Step 4: Simplify right side
    29,679.40x = 803,551,868.81
  5. Step 5: Solve for x
    x = 803,551,868.81/29,679.40
  6. Step 6: Final answer
    x = 27,074.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.