Home / 13,757.94-20,637.03-4,397.88

Finding the Fourth Proportional to 13,757.94, 20,637.03 and 4,397.88

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Solution

The fourth proportional to 13,757.94, 20,637.03 and 4,397.88 is: 6,596.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,757.94 : 20,637.03 = 4,397.88 : x
  2. Step 2: Convert to fraction form
    13,757.94/20,637.03 = 4,397.88/x
  3. Step 3: Cross multiply
    13,757.94x = 20,637.03 × 4,397.88
  4. Step 4: Simplify right side
    13,757.94x = 90,759,181.50
  5. Step 5: Solve for x
    x = 90,759,181.50/13,757.94
  6. Step 6: Final answer
    x = 6,596.86

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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.