Home / 26,301.64-39,426.30-21,636.04

Finding the Fourth Proportional to 26,301.64, 39,426.30 and 21,636.04

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Solution

The fourth proportional to 26,301.64, 39,426.30 and 21,636.04 is: 32,432.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,301.64 : 39,426.30 = 21,636.04 : x
  2. Step 2: Convert to fraction form
    26,301.64/39,426.30 = 21,636.04/x
  3. Step 3: Cross multiply
    26,301.64x = 39,426.30 × 21,636.04
  4. Step 4: Simplify right side
    26,301.64x = 853,029,003.85
  5. Step 5: Solve for x
    x = 853,029,003.85/26,301.64
  6. Step 6: Final answer
    x = 32,432.54

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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.