Home / 16,161.44-22,309.14-10,191.92

Finding the Fourth Proportional to 16,161.44, 22,309.14 and 10,191.92

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Solution

The fourth proportional to 16,161.44, 22,309.14 and 10,191.92 is: 14,068.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,161.44 : 22,309.14 = 10,191.92 : x
  2. Step 2: Convert to fraction form
    16,161.44/22,309.14 = 10,191.92/x
  3. Step 3: Cross multiply
    16,161.44x = 22,309.14 × 10,191.92
  4. Step 4: Simplify right side
    16,161.44x = 227,372,970.15
  5. Step 5: Solve for x
    x = 227,372,970.15/16,161.44
  6. Step 6: Final answer
    x = 14,068.86

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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.