Home / 27,451.78-41,168.43-10,807.45

Finding the Fourth Proportional to 27,451.78, 41,168.43 and 10,807.45

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Solution

The fourth proportional to 27,451.78, 41,168.43 and 10,807.45 is: 16,207.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,451.78 : 41,168.43 = 10,807.45 : x
  2. Step 2: Convert to fraction form
    27,451.78/41,168.43 = 10,807.45/x
  3. Step 3: Cross multiply
    27,451.78x = 41,168.43 × 10,807.45
  4. Step 4: Simplify right side
    27,451.78x = 444,925,748.80
  5. Step 5: Solve for x
    x = 444,925,748.80/27,451.78
  6. Step 6: Final answer
    x = 16,207.54

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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.