Home / 26,749.98-40,068.07-21,728.77

Finding the Fourth Proportional to 26,749.98, 40,068.07 and 21,728.77

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Solution

The fourth proportional to 26,749.98, 40,068.07 and 21,728.77 is: 32,546.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,749.98 : 40,068.07 = 21,728.77 : x
  2. Step 2: Convert to fraction form
    26,749.98/40,068.07 = 21,728.77/x
  3. Step 3: Cross multiply
    26,749.98x = 40,068.07 × 21,728.77
  4. Step 4: Simplify right side
    26,749.98x = 870,629,722.88
  5. Step 5: Solve for x
    x = 870,629,722.88/26,749.98
  6. Step 6: Final answer
    x = 32,546.93

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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.