Home / 15,361.31-23,020.54-11,610.01

Finding the Fourth Proportional to 15,361.31, 23,020.54 and 11,610.01

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Solution

The fourth proportional to 15,361.31, 23,020.54 and 11,610.01 is: 17,398.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,361.31 : 23,020.54 = 11,610.01 : x
  2. Step 2: Convert to fraction form
    15,361.31/23,020.54 = 11,610.01/x
  3. Step 3: Cross multiply
    15,361.31x = 23,020.54 × 11,610.01
  4. Step 4: Simplify right side
    15,361.31x = 267,268,699.36
  5. Step 5: Solve for x
    x = 267,268,699.36/15,361.31
  6. Step 6: Final answer
    x = 17,398.82

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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.