Home / 26,905.76-37,119.12-16,964

Finding the Fourth Proportional to 26,905.76, 37,119.12 and 16,964

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Solution

The fourth proportional to 26,905.76, 37,119.12 and 16,964 is: 23,403.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,905.76 : 37,119.12 = 16,964 : x
  2. Step 2: Convert to fraction form
    26,905.76/37,119.12 = 16,964/x
  3. Step 3: Cross multiply
    26,905.76x = 37,119.12 × 16,964
  4. Step 4: Simplify right side
    26,905.76x = 629,688,751.68
  5. Step 5: Solve for x
    x = 629,688,751.68/26,905.76
  6. Step 6: Final answer
    x = 23,403.49

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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.