Home / 33,455.28-50,172.40-12,105.24

Finding the Fourth Proportional to 33,455.28, 50,172.40 and 12,105.24

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Solution

The fourth proportional to 33,455.28, 50,172.40 and 12,105.24 is: 18,154.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,455.28 : 50,172.40 = 12,105.24 : x
  2. Step 2: Convert to fraction form
    33,455.28/50,172.40 = 12,105.24/x
  3. Step 3: Cross multiply
    33,455.28x = 50,172.40 × 12,105.24
  4. Step 4: Simplify right side
    33,455.28x = 607,348,943.38
  5. Step 5: Solve for x
    x = 607,348,943.38/33,455.28
  6. Step 6: Final answer
    x = 18,154.05

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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.