Home / 28,084.36-38,764.16-17,467.68

Finding the Fourth Proportional to 28,084.36, 38,764.16 and 17,467.68

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Solution

The fourth proportional to 28,084.36, 38,764.16 and 17,467.68 is: 24,110.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,084.36 : 38,764.16 = 17,467.68 : x
  2. Step 2: Convert to fraction form
    28,084.36/38,764.16 = 17,467.68/x
  3. Step 3: Cross multiply
    28,084.36x = 38,764.16 × 17,467.68
  4. Step 4: Simplify right side
    28,084.36x = 677,119,942.35
  5. Step 5: Solve for x
    x = 677,119,942.35/28,084.36
  6. Step 6: Final answer
    x = 24,110.21

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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.