Home / 26,622.80-39,929.96-8,851.98

Finding the Fourth Proportional to 26,622.80, 39,929.96 and 8,851.98

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Solution

The fourth proportional to 26,622.80, 39,929.96 and 8,851.98 is: 13,276.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,622.80 : 39,929.96 = 8,851.98 : x
  2. Step 2: Convert to fraction form
    26,622.80/39,929.96 = 8,851.98/x
  3. Step 3: Cross multiply
    26,622.80x = 39,929.96 × 8,851.98
  4. Step 4: Simplify right side
    26,622.80x = 353,459,207.32
  5. Step 5: Solve for x
    x = 353,459,207.32/26,622.80
  6. Step 6: Final answer
    x = 13,276.56

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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.