Home / 27,074.21-40,610.85-11,287.71

Finding the Fourth Proportional to 27,074.21, 40,610.85 and 11,287.71

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Solution

The fourth proportional to 27,074.21, 40,610.85 and 11,287.71 is: 16,931.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,074.21 : 40,610.85 = 11,287.71 : x
  2. Step 2: Convert to fraction form
    27,074.21/40,610.85 = 11,287.71/x
  3. Step 3: Cross multiply
    27,074.21x = 40,610.85 × 11,287.71
  4. Step 4: Simplify right side
    27,074.21x = 458,403,518.82
  5. Step 5: Solve for x
    x = 458,403,518.82/27,074.21
  6. Step 6: Final answer
    x = 16,931.38

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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.