Home / 53,685.56-80,519.16-14,246.66

Finding the Fourth Proportional to 53,685.56, 80,519.16 and 14,246.66

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Solution

The fourth proportional to 53,685.56, 80,519.16 and 14,246.66 is: 21,367.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,685.56 : 80,519.16 = 14,246.66 : x
  2. Step 2: Convert to fraction form
    53,685.56/80,519.16 = 14,246.66/x
  3. Step 3: Cross multiply
    53,685.56x = 80,519.16 × 14,246.66
  4. Step 4: Simplify right side
    53,685.56x = 1,147,129,096.01
  5. Step 5: Solve for x
    x = 1,147,129,096.01/53,685.56
  6. Step 6: Final answer
    x = 21,367.55

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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.