Home / 19,436.99-29,163.68-9,576.35

Finding the Fourth Proportional to 19,436.99, 29,163.68 and 9,576.35

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Solution

The fourth proportional to 19,436.99, 29,163.68 and 9,576.35 is: 14,368.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,436.99 : 29,163.68 = 9,576.35 : x
  2. Step 2: Convert to fraction form
    19,436.99/29,163.68 = 9,576.35/x
  3. Step 3: Cross multiply
    19,436.99x = 29,163.68 × 9,576.35
  4. Step 4: Simplify right side
    19,436.99x = 279,281,413.27
  5. Step 5: Solve for x
    x = 279,281,413.27/19,436.99
  6. Step 6: Final answer
    x = 14,368.56

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1.5x scale

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.