Home / 43,783.31-65,684.57-14,204.13

Finding the Fourth Proportional to 43,783.31, 65,684.57 and 14,204.13

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Solution

The fourth proportional to 43,783.31, 65,684.57 and 14,204.13 is: 21,309.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,783.31 : 65,684.57 = 14,204.13 : x
  2. Step 2: Convert to fraction form
    43,783.31/65,684.57 = 14,204.13/x
  3. Step 3: Cross multiply
    43,783.31x = 65,684.57 × 14,204.13
  4. Step 4: Simplify right side
    43,783.31x = 932,992,171.27
  5. Step 5: Solve for x
    x = 932,992,171.27/43,783.31
  6. Step 6: Final answer
    x = 21,309.31

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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.