Home / 30,228.37-41,711.84-17,479.63

Finding the Fourth Proportional to 30,228.37, 41,711.84 and 17,479.63

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Solution

The fourth proportional to 30,228.37, 41,711.84 and 17,479.63 is: 24,119.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,228.37 : 41,711.84 = 17,479.63 : x
  2. Step 2: Convert to fraction form
    30,228.37/41,711.84 = 17,479.63/x
  3. Step 3: Cross multiply
    30,228.37x = 41,711.84 × 17,479.63
  4. Step 4: Simplify right side
    30,228.37x = 729,107,469.24
  5. Step 5: Solve for x
    x = 729,107,469.24/30,228.37
  6. Step 6: Final answer
    x = 24,119.98

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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.