Home / 29,201.51-43,779.79-19,816.85

Finding the Fourth Proportional to 29,201.51, 43,779.79 and 19,816.85

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Solution

The fourth proportional to 29,201.51, 43,779.79 and 19,816.85 is: 29,710.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,201.51 : 43,779.79 = 19,816.85 : x
  2. Step 2: Convert to fraction form
    29,201.51/43,779.79 = 19,816.85/x
  3. Step 3: Cross multiply
    29,201.51x = 43,779.79 × 19,816.85
  4. Step 4: Simplify right side
    29,201.51x = 867,577,665.68
  5. Step 5: Solve for x
    x = 867,577,665.68/29,201.51
  6. Step 6: Final answer
    x = 29,710.02

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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.