Home / 30,289.20-41,796.72-16,859.58

Finding the Fourth Proportional to 30,289.20, 41,796.72 and 16,859.58

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Solution

The fourth proportional to 30,289.20, 41,796.72 and 16,859.58 is: 23,264.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,289.20 : 41,796.72 = 16,859.58 : x
  2. Step 2: Convert to fraction form
    30,289.20/41,796.72 = 16,859.58/x
  3. Step 3: Cross multiply
    30,289.20x = 41,796.72 × 16,859.58
  4. Step 4: Simplify right side
    30,289.20x = 704,675,144.58
  5. Step 5: Solve for x
    x = 704,675,144.58/30,289.20
  6. Step 6: Final answer
    x = 23,264.90

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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.