Home / 26,354.60-39,536.04-8,820.36

Finding the Fourth Proportional to 26,354.60, 39,536.04 and 8,820.36

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Solution

The fourth proportional to 26,354.60, 39,536.04 and 8,820.36 is: 13,231.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,354.60 : 39,536.04 = 8,820.36 : x
  2. Step 2: Convert to fraction form
    26,354.60/39,536.04 = 8,820.36/x
  3. Step 3: Cross multiply
    26,354.60x = 39,536.04 × 8,820.36
  4. Step 4: Simplify right side
    26,354.60x = 348,722,105.77
  5. Step 5: Solve for x
    x = 348,722,105.77/26,354.60
  6. Step 6: Final answer
    x = 13,231.93

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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.