Home / 16,080.45-22,190.97-9,274.46

Finding the Fourth Proportional to 16,080.45, 22,190.97 and 9,274.46

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Solution

The fourth proportional to 16,080.45, 22,190.97 and 9,274.46 is: 12,798.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,080.45 : 22,190.97 = 9,274.46 : x
  2. Step 2: Convert to fraction form
    16,080.45/22,190.97 = 9,274.46/x
  3. Step 3: Cross multiply
    16,080.45x = 22,190.97 × 9,274.46
  4. Step 4: Simplify right side
    16,080.45x = 205,809,152.67
  5. Step 5: Solve for x
    x = 205,809,152.67/16,080.45
  6. Step 6: Final answer
    x = 12,798.72

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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.