Home / 39,442.49-59,163.87-9,860.36

Finding the Fourth Proportional to 39,442.49, 59,163.87 and 9,860.36

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Solution

The fourth proportional to 39,442.49, 59,163.87 and 9,860.36 is: 14,790.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,442.49 : 59,163.87 = 9,860.36 : x
  2. Step 2: Convert to fraction form
    39,442.49/59,163.87 = 9,860.36/x
  3. Step 3: Cross multiply
    39,442.49x = 59,163.87 × 9,860.36
  4. Step 4: Simplify right side
    39,442.49x = 583,376,761.37
  5. Step 5: Solve for x
    x = 583,376,761.37/39,442.49
  6. Step 6: Final answer
    x = 14,790.57

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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.