Home / 54,779.31-82,160.72-17,334.51

Finding the Fourth Proportional to 54,779.31, 82,160.72 and 17,334.51

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Solution

The fourth proportional to 54,779.31, 82,160.72 and 17,334.51 is: 25,999.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,779.31 : 82,160.72 = 17,334.51 : x
  2. Step 2: Convert to fraction form
    54,779.31/82,160.72 = 17,334.51/x
  3. Step 3: Cross multiply
    54,779.31x = 82,160.72 × 17,334.51
  4. Step 4: Simplify right side
    54,779.31x = 1,424,215,822.45
  5. Step 5: Solve for x
    x = 1,424,215,822.45/54,779.31
  6. Step 6: Final answer
    x = 25,999.16

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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.