Home / 26,431.20-36,455.94-22,446

Finding the Fourth Proportional to 26,431.20, 36,455.94 and 22,446

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Solution

The fourth proportional to 26,431.20, 36,455.94 and 22,446 is: 30,959.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,431.20 : 36,455.94 = 22,446 : x
  2. Step 2: Convert to fraction form
    26,431.20/36,455.94 = 22,446/x
  3. Step 3: Cross multiply
    26,431.20x = 36,455.94 × 22,446
  4. Step 4: Simplify right side
    26,431.20x = 818,290,029.24
  5. Step 5: Solve for x
    x = 818,290,029.24/26,431.20
  6. Step 6: Final answer
    x = 30,959.25

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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.