Home / 27,435.86-41,155.22-8,717.36

Finding the Fourth Proportional to 27,435.86, 41,155.22 and 8,717.36

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Solution

The fourth proportional to 27,435.86, 41,155.22 and 8,717.36 is: 13,076.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,435.86 : 41,155.22 = 8,717.36 : x
  2. Step 2: Convert to fraction form
    27,435.86/41,155.22 = 8,717.36/x
  3. Step 3: Cross multiply
    27,435.86x = 41,155.22 × 8,717.36
  4. Step 4: Simplify right side
    27,435.86x = 358,764,868.62
  5. Step 5: Solve for x
    x = 358,764,868.62/27,435.86
  6. Step 6: Final answer
    x = 13,076.49

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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.