Home / 18,199.67-25,115.27-10,241.87

Finding the Fourth Proportional to 18,199.67, 25,115.27 and 10,241.87

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Solution

The fourth proportional to 18,199.67, 25,115.27 and 10,241.87 is: 14,133.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,199.67 : 25,115.27 = 10,241.87 : x
  2. Step 2: Convert to fraction form
    18,199.67/25,115.27 = 10,241.87/x
  3. Step 3: Cross multiply
    18,199.67x = 25,115.27 × 10,241.87
  4. Step 4: Simplify right side
    18,199.67x = 257,227,153.57
  5. Step 5: Solve for x
    x = 257,227,153.57/18,199.67
  6. Step 6: Final answer
    x = 14,133.62

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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.