Home / 30,116.64-41,560.41-16,687.84

Finding the Fourth Proportional to 30,116.64, 41,560.41 and 16,687.84

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Solution

The fourth proportional to 30,116.64, 41,560.41 and 16,687.84 is: 23,028.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,116.64 : 41,560.41 = 16,687.84 : x
  2. Step 2: Convert to fraction form
    30,116.64/41,560.41 = 16,687.84/x
  3. Step 3: Cross multiply
    30,116.64x = 41,560.41 × 16,687.84
  4. Step 4: Simplify right side
    30,116.64x = 693,553,472.41
  5. Step 5: Solve for x
    x = 693,553,472.41/30,116.64
  6. Step 6: Final answer
    x = 23,028.91

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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.