Home / 13,927.94-20,885.76-6,526.42

Finding the Fourth Proportional to 13,927.94, 20,885.76 and 6,526.42

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Solution

The fourth proportional to 13,927.94, 20,885.76 and 6,526.42 is: 9,786.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,927.94 : 20,885.76 = 6,526.42 : x
  2. Step 2: Convert to fraction form
    13,927.94/20,885.76 = 6,526.42/x
  3. Step 3: Cross multiply
    13,927.94x = 20,885.76 × 6,526.42
  4. Step 4: Simplify right side
    13,927.94x = 136,309,241.78
  5. Step 5: Solve for x
    x = 136,309,241.78/13,927.94
  6. Step 6: Final answer
    x = 9,786.75

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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.