Home / 14,934.04-20,609.92-8,220.26

Finding the Fourth Proportional to 14,934.04, 20,609.92 and 8,220.26

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Solution

The fourth proportional to 14,934.04, 20,609.92 and 8,220.26 is: 11,344.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,934.04 : 20,609.92 = 8,220.26 : x
  2. Step 2: Convert to fraction form
    14,934.04/20,609.92 = 8,220.26/x
  3. Step 3: Cross multiply
    14,934.04x = 20,609.92 × 8,220.26
  4. Step 4: Simplify right side
    14,934.04x = 169,418,900.98
  5. Step 5: Solve for x
    x = 169,418,900.98/14,934.04
  6. Step 6: Final answer
    x = 11,344.48

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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.