Home / 14,744.46-20,344.08-8,456.84

Finding the Fourth Proportional to 14,744.46, 20,344.08 and 8,456.84

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Solution

The fourth proportional to 14,744.46, 20,344.08 and 8,456.84 is: 11,668.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,744.46 : 20,344.08 = 8,456.84 : x
  2. Step 2: Convert to fraction form
    14,744.46/20,344.08 = 8,456.84/x
  3. Step 3: Cross multiply
    14,744.46x = 20,344.08 × 8,456.84
  4. Step 4: Simplify right side
    14,744.46x = 172,046,629.51
  5. Step 5: Solve for x
    x = 172,046,629.51/14,744.46
  6. Step 6: Final answer
    x = 11,668.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.