Home / 33,980.09-50,977.19-10,288.96

Finding the Fourth Proportional to 33,980.09, 50,977.19 and 10,288.96

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Solution

The fourth proportional to 33,980.09, 50,977.19 and 10,288.96 is: 15,435.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,980.09 : 50,977.19 = 10,288.96 : x
  2. Step 2: Convert to fraction form
    33,980.09/50,977.19 = 10,288.96/x
  3. Step 3: Cross multiply
    33,980.09x = 50,977.19 × 10,288.96
  4. Step 4: Simplify right side
    33,980.09x = 524,502,167.10
  5. Step 5: Solve for x
    x = 524,502,167.10/33,980.09
  6. Step 6: Final answer
    x = 15,435.58

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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.