Home / 43,862.66-65,778.46-14,274.98

Finding the Fourth Proportional to 43,862.66, 65,778.46 and 14,274.98

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Solution

The fourth proportional to 43,862.66, 65,778.46 and 14,274.98 is: 21,407.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,862.66 : 65,778.46 = 14,274.98 : x
  2. Step 2: Convert to fraction form
    43,862.66/65,778.46 = 14,274.98/x
  3. Step 3: Cross multiply
    43,862.66x = 65,778.46 × 14,274.98
  4. Step 4: Simplify right side
    43,862.66x = 938,986,200.93
  5. Step 5: Solve for x
    x = 938,986,200.93/43,862.66
  6. Step 6: Final answer
    x = 21,407.42

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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.