Home / 13,971.29-20,952.48-4,609.56

Finding the Fourth Proportional to 13,971.29, 20,952.48 and 4,609.56

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Solution

The fourth proportional to 13,971.29, 20,952.48 and 4,609.56 is: 6,912.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,971.29 : 20,952.48 = 4,609.56 : x
  2. Step 2: Convert to fraction form
    13,971.29/20,952.48 = 4,609.56/x
  3. Step 3: Cross multiply
    13,971.29x = 20,952.48 × 4,609.56
  4. Step 4: Simplify right side
    13,971.29x = 96,581,713.71
  5. Step 5: Solve for x
    x = 96,581,713.71/13,971.29
  6. Step 6: Final answer
    x = 6,912.87

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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.