Home / 43,864.91-65,806.24-14,274.80

Finding the Fourth Proportional to 43,864.91, 65,806.24 and 14,274.80

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Solution

The fourth proportional to 43,864.91, 65,806.24 and 14,274.80 is: 21,415.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,864.91 : 65,806.24 = 14,274.80 : x
  2. Step 2: Convert to fraction form
    43,864.91/65,806.24 = 14,274.80/x
  3. Step 3: Cross multiply
    43,864.91x = 65,806.24 × 14,274.80
  4. Step 4: Simplify right side
    43,864.91x = 939,370,914.75
  5. Step 5: Solve for x
    x = 939,370,914.75/43,864.91
  6. Step 6: Final answer
    x = 21,415.09

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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.