Home / 19,093.26-26,343.30-12,379.18

Finding the Fourth Proportional to 19,093.26, 26,343.30 and 12,379.18

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Solution

The fourth proportional to 19,093.26, 26,343.30 and 12,379.18 is: 17,079.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,093.26 : 26,343.30 = 12,379.18 : x
  2. Step 2: Convert to fraction form
    19,093.26/26,343.30 = 12,379.18/x
  3. Step 3: Cross multiply
    19,093.26x = 26,343.30 × 12,379.18
  4. Step 4: Simplify right side
    19,093.26x = 326,108,452.49
  5. Step 5: Solve for x
    x = 326,108,452.49/19,093.26
  6. Step 6: Final answer
    x = 17,079.77

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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.