Home / 31,524.56-43,504.18-17,377.91

Finding the Fourth Proportional to 31,524.56, 43,504.18 and 17,377.91

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Solution

The fourth proportional to 31,524.56, 43,504.18 and 17,377.91 is: 23,981.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,524.56 : 43,504.18 = 17,377.91 : x
  2. Step 2: Convert to fraction form
    31,524.56/43,504.18 = 17,377.91/x
  3. Step 3: Cross multiply
    31,524.56x = 43,504.18 × 17,377.91
  4. Step 4: Simplify right side
    31,524.56x = 756,011,463.70
  5. Step 5: Solve for x
    x = 756,011,463.70/31,524.56
  6. Step 6: Final answer
    x = 23,981.67

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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.