Home / 26,247.57-39,379.30-9,378.37

Finding the Fourth Proportional to 26,247.57, 39,379.30 and 9,378.37

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Solution

The fourth proportional to 26,247.57, 39,379.30 and 9,378.37 is: 14,070.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,247.57 : 39,379.30 = 9,378.37 : x
  2. Step 2: Convert to fraction form
    26,247.57/39,379.30 = 9,378.37/x
  3. Step 3: Cross multiply
    26,247.57x = 39,379.30 × 9,378.37
  4. Step 4: Simplify right side
    26,247.57x = 369,313,450.01
  5. Step 5: Solve for x
    x = 369,313,450.01/26,247.57
  6. Step 6: Final answer
    x = 14,070.39

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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.