Home / 16,923.52-25,341.12-13,618.56

Finding the Fourth Proportional to 16,923.52, 25,341.12 and 13,618.56

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Solution

The fourth proportional to 16,923.52, 25,341.12 and 13,618.56 is: 20,392.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,923.52 : 25,341.12 = 13,618.56 : x
  2. Step 2: Convert to fraction form
    16,923.52/25,341.12 = 13,618.56/x
  3. Step 3: Cross multiply
    16,923.52x = 25,341.12 × 13,618.56
  4. Step 4: Simplify right side
    16,923.52x = 345,109,563.19
  5. Step 5: Solve for x
    x = 345,109,563.19/16,923.52
  6. Step 6: Final answer
    x = 20,392.30

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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.