Home / 18,180.55-25,101.59-13,924.09

Finding the Fourth Proportional to 18,180.55, 25,101.59 and 13,924.09

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Solution

The fourth proportional to 18,180.55, 25,101.59 and 13,924.09 is: 19,224.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,180.55 : 25,101.59 = 13,924.09 : x
  2. Step 2: Convert to fraction form
    18,180.55/25,101.59 = 13,924.09/x
  3. Step 3: Cross multiply
    18,180.55x = 25,101.59 × 13,924.09
  4. Step 4: Simplify right side
    18,180.55x = 349,516,798.30
  5. Step 5: Solve for x
    x = 349,516,798.30/18,180.55
  6. Step 6: Final answer
    x = 19,224.76

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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.