Home / 29,580.75-40,821.23-16,152

Finding the Fourth Proportional to 29,580.75, 40,821.23 and 16,152

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Solution

The fourth proportional to 29,580.75, 40,821.23 and 16,152 is: 22,289.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,580.75 : 40,821.23 = 16,152 : x
  2. Step 2: Convert to fraction form
    29,580.75/40,821.23 = 16,152/x
  3. Step 3: Cross multiply
    29,580.75x = 40,821.23 × 16,152
  4. Step 4: Simplify right side
    29,580.75x = 659,344,506.96
  5. Step 5: Solve for x
    x = 659,344,506.96/29,580.75
  6. Step 6: Final answer
    x = 22,289.65

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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.