Home / 39,945.31-59,920.22-10,362.36

Finding the Fourth Proportional to 39,945.31, 59,920.22 and 10,362.36

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Solution

The fourth proportional to 39,945.31, 59,920.22 and 10,362.36 is: 15,544.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,945.31 : 59,920.22 = 10,362.36 : x
  2. Step 2: Convert to fraction form
    39,945.31/59,920.22 = 10,362.36/x
  3. Step 3: Cross multiply
    39,945.31x = 59,920.22 × 10,362.36
  4. Step 4: Simplify right side
    39,945.31x = 620,914,890.92
  5. Step 5: Solve for x
    x = 620,914,890.92/39,945.31
  6. Step 6: Final answer
    x = 15,544.12

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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.