Home / 26,690.49-40,048.19-11,897.86

Finding the Fourth Proportional to 26,690.49, 40,048.19 and 11,897.86

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Solution

The fourth proportional to 26,690.49, 40,048.19 and 11,897.86 is: 17,852.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,690.49 : 40,048.19 = 11,897.86 : x
  2. Step 2: Convert to fraction form
    26,690.49/40,048.19 = 11,897.86/x
  3. Step 3: Cross multiply
    26,690.49x = 40,048.19 × 11,897.86
  4. Step 4: Simplify right side
    26,690.49x = 476,487,757.87
  5. Step 5: Solve for x
    x = 476,487,757.87/26,690.49
  6. Step 6: Final answer
    x = 17,852.34

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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.