Home / 22,363.14-30,859.77-12,289.62

Finding the Fourth Proportional to 22,363.14, 30,859.77 and 12,289.62

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Solution

The fourth proportional to 22,363.14, 30,859.77 and 12,289.62 is: 16,958.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,363.14 : 30,859.77 = 12,289.62 : x
  2. Step 2: Convert to fraction form
    22,363.14/30,859.77 = 12,289.62/x
  3. Step 3: Cross multiply
    22,363.14x = 30,859.77 × 12,289.62
  4. Step 4: Simplify right side
    22,363.14x = 379,254,846.59
  5. Step 5: Solve for x
    x = 379,254,846.59/22,363.14
  6. Step 6: Final answer
    x = 16,958.93

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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.