Home / 26,057.30-39,013.04-13,550.09

Finding the Fourth Proportional to 26,057.30, 39,013.04 and 13,550.09

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Solution

The fourth proportional to 26,057.30, 39,013.04 and 13,550.09 is: 20,287.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,057.30 : 39,013.04 = 13,550.09 : x
  2. Step 2: Convert to fraction form
    26,057.30/39,013.04 = 13,550.09/x
  3. Step 3: Cross multiply
    26,057.30x = 39,013.04 × 13,550.09
  4. Step 4: Simplify right side
    26,057.30x = 528,630,041.98
  5. Step 5: Solve for x
    x = 528,630,041.98/26,057.30
  6. Step 6: Final answer
    x = 20,287.22

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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.