Home / 18,029.12-24,877.95-10,072.84

Finding the Fourth Proportional to 18,029.12, 24,877.95 and 10,072.84

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Solution

The fourth proportional to 18,029.12, 24,877.95 and 10,072.84 is: 13,899.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,029.12 : 24,877.95 = 10,072.84 : x
  2. Step 2: Convert to fraction form
    18,029.12/24,877.95 = 10,072.84/x
  3. Step 3: Cross multiply
    18,029.12x = 24,877.95 × 10,072.84
  4. Step 4: Simplify right side
    18,029.12x = 250,591,609.88
  5. Step 5: Solve for x
    x = 250,591,609.88/18,029.12
  6. Step 6: Final answer
    x = 13,899.27

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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.