Home / 22,097.40-33,146.21-5,457.78

Finding the Fourth Proportional to 22,097.40, 33,146.21 and 5,457.78

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Solution

The fourth proportional to 22,097.40, 33,146.21 and 5,457.78 is: 8,186.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,097.40 : 33,146.21 = 5,457.78 : x
  2. Step 2: Convert to fraction form
    22,097.40/33,146.21 = 5,457.78/x
  3. Step 3: Cross multiply
    22,097.40x = 33,146.21 × 5,457.78
  4. Step 4: Simplify right side
    22,097.40x = 180,904,694.72
  5. Step 5: Solve for x
    x = 180,904,694.72/22,097.40
  6. Step 6: Final answer
    x = 8,186.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.