Home / 16,708.24-23,004.84-13,574.80

Finding the Fourth Proportional to 16,708.24, 23,004.84 and 13,574.80

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Solution

The fourth proportional to 16,708.24, 23,004.84 and 13,574.80 is: 18,690.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,708.24 : 23,004.84 = 13,574.80 : x
  2. Step 2: Convert to fraction form
    16,708.24/23,004.84 = 13,574.80/x
  3. Step 3: Cross multiply
    16,708.24x = 23,004.84 × 13,574.80
  4. Step 4: Simplify right side
    16,708.24x = 312,286,102.03
  5. Step 5: Solve for x
    x = 312,286,102.03/16,708.24
  6. Step 6: Final answer
    x = 18,690.54

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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.