Home / 35,707.31-49,163.91-30,318.52

Finding the Fourth Proportional to 35,707.31, 49,163.91 and 30,318.52

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Solution

The fourth proportional to 35,707.31, 49,163.91 and 30,318.52 is: 41,744.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,707.31 : 49,163.91 = 30,318.52 : x
  2. Step 2: Convert to fraction form
    35,707.31/49,163.91 = 30,318.52/x
  3. Step 3: Cross multiply
    35,707.31x = 49,163.91 × 30,318.52
  4. Step 4: Simplify right side
    35,707.31x = 1,490,577,014.73
  5. Step 5: Solve for x
    x = 1,490,577,014.73/35,707.31
  6. Step 6: Final answer
    x = 41,744.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.