Home / 29,690.75-44,527.93-11,921.38

Finding the Fourth Proportional to 29,690.75, 44,527.93 and 11,921.38

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Solution

The fourth proportional to 29,690.75, 44,527.93 and 11,921.38 is: 17,878.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,690.75 : 44,527.93 = 11,921.38 : x
  2. Step 2: Convert to fraction form
    29,690.75/44,527.93 = 11,921.38/x
  3. Step 3: Cross multiply
    29,690.75x = 44,527.93 × 11,921.38
  4. Step 4: Simplify right side
    29,690.75x = 530,834,233.02
  5. Step 5: Solve for x
    x = 530,834,233.02/29,690.75
  6. Step 6: Final answer
    x = 17,878.77

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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.