Home / 30,355.86-41,891.33-16,927.98

Finding the Fourth Proportional to 30,355.86, 41,891.33 and 16,927.98

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Solution

The fourth proportional to 30,355.86, 41,891.33 and 16,927.98 is: 23,360.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,355.86 : 41,891.33 = 16,927.98 : x
  2. Step 2: Convert to fraction form
    30,355.86/41,891.33 = 16,927.98/x
  3. Step 3: Cross multiply
    30,355.86x = 41,891.33 × 16,927.98
  4. Step 4: Simplify right side
    30,355.86x = 709,135,668.87
  5. Step 5: Solve for x
    x = 709,135,668.87/30,355.86
  6. Step 6: Final answer
    x = 23,360.75

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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.