Home / 14,841.33-20,480.16-8,125.65

Finding the Fourth Proportional to 14,841.33, 20,480.16 and 8,125.65

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Solution

The fourth proportional to 14,841.33, 20,480.16 and 8,125.65 is: 11,212.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,841.33 : 20,480.16 = 8,125.65 : x
  2. Step 2: Convert to fraction form
    14,841.33/20,480.16 = 8,125.65/x
  3. Step 3: Cross multiply
    14,841.33x = 20,480.16 × 8,125.65
  4. Step 4: Simplify right side
    14,841.33x = 166,414,612.10
  5. Step 5: Solve for x
    x = 166,414,612.10/14,841.33
  6. Step 6: Final answer
    x = 11,212.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.