Home / 13,329.24-19,992.48-4,443.61

Finding the Fourth Proportional to 13,329.24, 19,992.48 and 4,443.61

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Solution

The fourth proportional to 13,329.24, 19,992.48 and 4,443.61 is: 6,664.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,329.24 : 19,992.48 = 4,443.61 : x
  2. Step 2: Convert to fraction form
    13,329.24/19,992.48 = 4,443.61/x
  3. Step 3: Cross multiply
    13,329.24x = 19,992.48 × 4,443.61
  4. Step 4: Simplify right side
    13,329.24x = 88,838,734.07
  5. Step 5: Solve for x
    x = 88,838,734.07/13,329.24
  6. Step 6: Final answer
    x = 6,664.95

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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.