Home / 26,473.44-39,689.64-13,991.52

Finding the Fourth Proportional to 26,473.44, 39,689.64 and 13,991.52

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Solution

The fourth proportional to 26,473.44, 39,689.64 and 13,991.52 is: 20,976.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,473.44 : 39,689.64 = 13,991.52 : x
  2. Step 2: Convert to fraction form
    26,473.44/39,689.64 = 13,991.52/x
  3. Step 3: Cross multiply
    26,473.44x = 39,689.64 × 13,991.52
  4. Step 4: Simplify right side
    26,473.44x = 555,318,391.85
  5. Step 5: Solve for x
    x = 555,318,391.85/26,473.44
  6. Step 6: Final answer
    x = 20,976.43

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1.5x scale

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.