Home / 21,740.33-32,581.56-14,234.37

Finding the Fourth Proportional to 21,740.33, 32,581.56 and 14,234.37

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Solution

The fourth proportional to 21,740.33, 32,581.56 and 14,234.37 is: 21,332.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,740.33 : 32,581.56 = 14,234.37 : x
  2. Step 2: Convert to fraction form
    21,740.33/32,581.56 = 14,234.37/x
  3. Step 3: Cross multiply
    21,740.33x = 32,581.56 × 14,234.37
  4. Step 4: Simplify right side
    21,740.33x = 463,777,980.22
  5. Step 5: Solve for x
    x = 463,777,980.22/21,740.33
  6. Step 6: Final answer
    x = 21,332.61

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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.