Home / 18,087.83-24,961.38-10,021.72

Finding the Fourth Proportional to 18,087.83, 24,961.38 and 10,021.72

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Solution

The fourth proportional to 18,087.83, 24,961.38 and 10,021.72 is: 13,830.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,087.83 : 24,961.38 = 10,021.72 : x
  2. Step 2: Convert to fraction form
    18,087.83/24,961.38 = 10,021.72/x
  3. Step 3: Cross multiply
    18,087.83x = 24,961.38 × 10,021.72
  4. Step 4: Simplify right side
    18,087.83x = 250,155,836.37
  5. Step 5: Solve for x
    x = 250,155,836.37/18,087.83
  6. Step 6: Final answer
    x = 13,830.07

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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.