Home / 17,409.76-26,133.09-10,840.57

Finding the Fourth Proportional to 17,409.76, 26,133.09 and 10,840.57

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Solution

The fourth proportional to 17,409.76, 26,133.09 and 10,840.57 is: 16,272.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,409.76 : 26,133.09 = 10,840.57 : x
  2. Step 2: Convert to fraction form
    17,409.76/26,133.09 = 10,840.57/x
  3. Step 3: Cross multiply
    17,409.76x = 26,133.09 × 10,840.57
  4. Step 4: Simplify right side
    17,409.76x = 283,297,591.46
  5. Step 5: Solve for x
    x = 283,297,591.46/17,409.76
  6. Step 6: Final answer
    x = 16,272.34

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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.