Home / 33,129.26-45,719.58-18,984.84

Finding the Fourth Proportional to 33,129.26, 45,719.58 and 18,984.84

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Solution

The fourth proportional to 33,129.26, 45,719.58 and 18,984.84 is: 26,199.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,129.26 : 45,719.58 = 18,984.84 : x
  2. Step 2: Convert to fraction form
    33,129.26/45,719.58 = 18,984.84/x
  3. Step 3: Cross multiply
    33,129.26x = 45,719.58 × 18,984.84
  4. Step 4: Simplify right side
    33,129.26x = 867,978,911.17
  5. Step 5: Solve for x
    x = 867,978,911.17/33,129.26
  6. Step 6: Final answer
    x = 26,199.77

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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.