Home / 43,789.79-65,684.66-14,207.63

Finding the Fourth Proportional to 43,789.79, 65,684.66 and 14,207.63

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Solution

The fourth proportional to 43,789.79, 65,684.66 and 14,207.63 is: 21,311.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,789.79 : 65,684.66 = 14,207.63 : x
  2. Step 2: Convert to fraction form
    43,789.79/65,684.66 = 14,207.63/x
  3. Step 3: Cross multiply
    43,789.79x = 65,684.66 × 14,207.63
  4. Step 4: Simplify right side
    43,789.79x = 933,223,246.09
  5. Step 5: Solve for x
    x = 933,223,246.09/43,789.79
  6. Step 6: Final answer
    x = 21,311.43

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1.5x scale

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.