Home / 30,110.58-41,550.16-16,682.40

Finding the Fourth Proportional to 30,110.58, 41,550.16 and 16,682.40

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Solution

The fourth proportional to 30,110.58, 41,550.16 and 16,682.40 is: 23,020.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,110.58 : 41,550.16 = 16,682.40 : x
  2. Step 2: Convert to fraction form
    30,110.58/41,550.16 = 16,682.40/x
  3. Step 3: Cross multiply
    30,110.58x = 41,550.16 × 16,682.40
  4. Step 4: Simplify right side
    30,110.58x = 693,156,389.18
  5. Step 5: Solve for x
    x = 693,156,389.18/30,110.58
  6. Step 6: Final answer
    x = 23,020.36

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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.