Home / 30,228.02-41,712.21-16,797.62

Finding the Fourth Proportional to 30,228.02, 41,712.21 and 16,797.62

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Solution

The fourth proportional to 30,228.02, 41,712.21 and 16,797.62 is: 23,179.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,228.02 : 41,712.21 = 16,797.62 : x
  2. Step 2: Convert to fraction form
    30,228.02/41,712.21 = 16,797.62/x
  3. Step 3: Cross multiply
    30,228.02x = 41,712.21 × 16,797.62
  4. Step 4: Simplify right side
    30,228.02x = 700,665,852.94
  5. Step 5: Solve for x
    x = 700,665,852.94/30,228.02
  6. Step 6: Final answer
    x = 23,179.35

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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.