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Finding the Fourth Proportional to 17,584.43, 26,341.29 and 8,211.51

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Solution

The fourth proportional to 17,584.43, 26,341.29 and 8,211.51 is: 12,300.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,584.43 : 26,341.29 = 8,211.51 : x
  2. Step 2: Convert to fraction form
    17,584.43/26,341.29 = 8,211.51/x
  3. Step 3: Cross multiply
    17,584.43x = 26,341.29 × 8,211.51
  4. Step 4: Simplify right side
    17,584.43x = 216,301,766.25
  5. Step 5: Solve for x
    x = 216,301,766.25/17,584.43
  6. Step 6: Final answer
    x = 12,300.76

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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.