Home / 43,811.60-65,717.40-26,301.20

Finding the Fourth Proportional to 43,811.60, 65,717.40 and 26,301.20

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Solution

The fourth proportional to 43,811.60, 65,717.40 and 26,301.20 is: 39,451.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,811.60 : 65,717.40 = 26,301.20 : x
  2. Step 2: Convert to fraction form
    43,811.60/65,717.40 = 26,301.20/x
  3. Step 3: Cross multiply
    43,811.60x = 65,717.40 × 26,301.20
  4. Step 4: Simplify right side
    43,811.60x = 1,728,446,480.88
  5. Step 5: Solve for x
    x = 1,728,446,480.88/43,811.60
  6. Step 6: Final answer
    x = 39,451.80

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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.