Home / 26,354.43-36,391.28-18,823.86

Finding the Fourth Proportional to 26,354.43, 36,391.28 and 18,823.86

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Solution

The fourth proportional to 26,354.43, 36,391.28 and 18,823.86 is: 25,992.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,354.43 : 36,391.28 = 18,823.86 : x
  2. Step 2: Convert to fraction form
    26,354.43/36,391.28 = 18,823.86/x
  3. Step 3: Cross multiply
    26,354.43x = 36,391.28 × 18,823.86
  4. Step 4: Simplify right side
    26,354.43x = 685,024,265.82
  5. Step 5: Solve for x
    x = 685,024,265.82/26,354.43
  6. Step 6: Final answer
    x = 25,992.76

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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.