Home / 43,927.40-65,738-35,937.56

Finding the Fourth Proportional to 43,927.40, 65,738 and 35,937.56

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Solution

The fourth proportional to 43,927.40, 65,738 and 35,937.56 is: 53,781.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,927.40 : 65,738 = 35,937.56 : x
  2. Step 2: Convert to fraction form
    43,927.40/65,738 = 35,937.56/x
  3. Step 3: Cross multiply
    43,927.40x = 65,738 × 35,937.56
  4. Step 4: Simplify right side
    43,927.40x = 2,362,463,319.28
  5. Step 5: Solve for x
    x = 2,362,463,319.28/43,927.40
  6. Step 6: Final answer
    x = 53,781.09

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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.