Home / 30,228.94-41,718.51-16,799.85

Finding the Fourth Proportional to 30,228.94, 41,718.51 and 16,799.85

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Solution

The fourth proportional to 30,228.94, 41,718.51 and 16,799.85 is: 23,185.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,228.94 : 41,718.51 = 16,799.85 : x
  2. Step 2: Convert to fraction form
    30,228.94/41,718.51 = 16,799.85/x
  3. Step 3: Cross multiply
    30,228.94x = 41,718.51 × 16,799.85
  4. Step 4: Simplify right side
    30,228.94x = 700,864,710.22
  5. Step 5: Solve for x
    x = 700,864,710.22/30,228.94
  6. Step 6: Final answer
    x = 23,185.22

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1.5x scale

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.