Home / 43,881.36-65,964.60-35,211.12

Finding the Fourth Proportional to 43,881.36, 65,964.60 and 35,211.12

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Solution

The fourth proportional to 43,881.36, 65,964.60 and 35,211.12 is: 52,931.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,881.36 : 65,964.60 = 35,211.12 : x
  2. Step 2: Convert to fraction form
    43,881.36/65,964.60 = 35,211.12/x
  3. Step 3: Cross multiply
    43,881.36x = 65,964.60 × 35,211.12
  4. Step 4: Simplify right side
    43,881.36x = 2,322,687,446.35
  5. Step 5: Solve for x
    x = 2,322,687,446.35/43,881.36
  6. Step 6: Final answer
    x = 52,931.07

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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.