Home / 14,933.23-20,609.24-8,220.22

Finding the Fourth Proportional to 14,933.23, 20,609.24 and 8,220.22

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Solution

The fourth proportional to 14,933.23, 20,609.24 and 8,220.22 is: 11,344.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,933.23 : 20,609.24 = 8,220.22 : x
  2. Step 2: Convert to fraction form
    14,933.23/20,609.24 = 8,220.22/x
  3. Step 3: Cross multiply
    14,933.23x = 20,609.24 × 8,220.22
  4. Step 4: Simplify right side
    14,933.23x = 169,412,394.21
  5. Step 5: Solve for x
    x = 169,412,394.21/14,933.23
  6. Step 6: Final answer
    x = 11,344.66

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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.