Home / 26,445.52-39,669.60-8,674.61

Finding the Fourth Proportional to 26,445.52, 39,669.60 and 8,674.61

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Solution

The fourth proportional to 26,445.52, 39,669.60 and 8,674.61 is: 13,012.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,445.52 : 39,669.60 = 8,674.61 : x
  2. Step 2: Convert to fraction form
    26,445.52/39,669.60 = 8,674.61/x
  3. Step 3: Cross multiply
    26,445.52x = 39,669.60 × 8,674.61
  4. Step 4: Simplify right side
    26,445.52x = 344,118,110.51
  5. Step 5: Solve for x
    x = 344,118,110.51/26,445.52
  6. Step 6: Final answer
    x = 13,012.34

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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.