Home / 34,087.96-51,155.31-11,901.33

Finding the Fourth Proportional to 34,087.96, 51,155.31 and 11,901.33

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Solution

The fourth proportional to 34,087.96, 51,155.31 and 11,901.33 is: 17,860.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,087.96 : 51,155.31 = 11,901.33 : x
  2. Step 2: Convert to fraction form
    34,087.96/51,155.31 = 11,901.33/x
  3. Step 3: Cross multiply
    34,087.96x = 51,155.31 × 11,901.33
  4. Step 4: Simplify right side
    34,087.96x = 608,816,270.19
  5. Step 5: Solve for x
    x = 608,816,270.19/34,087.96
  6. Step 6: Final answer
    x = 17,860.16

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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.