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Finding the Fourth Proportional to 17,914.29, 26,862.18 and 8,045.13

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Solution

The fourth proportional to 17,914.29, 26,862.18 and 8,045.13 is: 12,063.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,914.29 : 26,862.18 = 8,045.13 : x
  2. Step 2: Convert to fraction form
    17,914.29/26,862.18 = 8,045.13/x
  3. Step 3: Cross multiply
    17,914.29x = 26,862.18 × 8,045.13
  4. Step 4: Simplify right side
    17,914.29x = 216,109,730.18
  5. Step 5: Solve for x
    x = 216,109,730.18/17,914.29
  6. Step 6: Final answer
    x = 12,063.54

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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.