Home / 17,829.80-24,609.26-11,861.72

Finding the Fourth Proportional to 17,829.80, 24,609.26 and 11,861.72

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Solution

The fourth proportional to 17,829.80, 24,609.26 and 11,861.72 is: 16,371.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,829.80 : 24,609.26 = 11,861.72 : x
  2. Step 2: Convert to fraction form
    17,829.80/24,609.26 = 11,861.72/x
  3. Step 3: Cross multiply
    17,829.80x = 24,609.26 × 11,861.72
  4. Step 4: Simplify right side
    17,829.80x = 291,908,151.53
  5. Step 5: Solve for x
    x = 291,908,151.53/17,829.80
  6. Step 6: Final answer
    x = 16,371.93

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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.