Home / 27,435.44-41,122.05-12,613.76

Finding the Fourth Proportional to 27,435.44, 41,122.05 and 12,613.76

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Solution

The fourth proportional to 27,435.44, 41,122.05 and 12,613.76 is: 18,906.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,435.44 : 41,122.05 = 12,613.76 : x
  2. Step 2: Convert to fraction form
    27,435.44/41,122.05 = 12,613.76/x
  3. Step 3: Cross multiply
    27,435.44x = 41,122.05 × 12,613.76
  4. Step 4: Simplify right side
    27,435.44x = 518,703,669.41
  5. Step 5: Solve for x
    x = 518,703,669.41/27,435.44
  6. Step 6: Final answer
    x = 18,906.34

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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.