Home / 17,505.24-24,143.58-11,218.20

Finding the Fourth Proportional to 17,505.24, 24,143.58 and 11,218.20

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Solution

The fourth proportional to 17,505.24, 24,143.58 and 11,218.20 is: 15,472.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,505.24 : 24,143.58 = 11,218.20 : x
  2. Step 2: Convert to fraction form
    17,505.24/24,143.58 = 11,218.20/x
  3. Step 3: Cross multiply
    17,505.24x = 24,143.58 × 11,218.20
  4. Step 4: Simplify right side
    17,505.24x = 270,847,509.16
  5. Step 5: Solve for x
    x = 270,847,509.16/17,505.24
  6. Step 6: Final answer
    x = 15,472.37

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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.