Home / 13,923.83-20,861.42-11,598.80

Finding the Fourth Proportional to 13,923.83, 20,861.42 and 11,598.80

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Solution

The fourth proportional to 13,923.83, 20,861.42 and 11,598.80 is: 17,377.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,923.83 : 20,861.42 = 11,598.80 : x
  2. Step 2: Convert to fraction form
    13,923.83/20,861.42 = 11,598.80/x
  3. Step 3: Cross multiply
    13,923.83x = 20,861.42 × 11,598.80
  4. Step 4: Simplify right side
    13,923.83x = 241,967,275.99
  5. Step 5: Solve for x
    x = 241,967,275.99/13,923.83
  6. Step 6: Final answer
    x = 17,377.92

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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.