Home / 18,362.54-25,339.30-10,404.59

Finding the Fourth Proportional to 18,362.54, 25,339.30 and 10,404.59

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Solution

The fourth proportional to 18,362.54, 25,339.30 and 10,404.59 is: 14,357.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,362.54 : 25,339.30 = 10,404.59 : x
  2. Step 2: Convert to fraction form
    18,362.54/25,339.30 = 10,404.59/x
  3. Step 3: Cross multiply
    18,362.54x = 25,339.30 × 10,404.59
  4. Step 4: Simplify right side
    18,362.54x = 263,645,027.39
  5. Step 5: Solve for x
    x = 263,645,027.39/18,362.54
  6. Step 6: Final answer
    x = 14,357.76

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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.