Home / 26,112.96-39,169.44-9,472.98

Finding the Fourth Proportional to 26,112.96, 39,169.44 and 9,472.98

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Solution

The fourth proportional to 26,112.96, 39,169.44 and 9,472.98 is: 14,209.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,112.96 : 39,169.44 = 9,472.98 : x
  2. Step 2: Convert to fraction form
    26,112.96/39,169.44 = 9,472.98/x
  3. Step 3: Cross multiply
    26,112.96x = 39,169.44 × 9,472.98
  4. Step 4: Simplify right side
    26,112.96x = 371,051,321.73
  5. Step 5: Solve for x
    x = 371,051,321.73/26,112.96
  6. Step 6: Final answer
    x = 14,209.47

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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.