Home / 18,325.89-27,493.52-10,003.77

Finding the Fourth Proportional to 18,325.89, 27,493.52 and 10,003.77

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Solution

The fourth proportional to 18,325.89, 27,493.52 and 10,003.77 is: 15,008.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,325.89 : 27,493.52 = 10,003.77 : x
  2. Step 2: Convert to fraction form
    18,325.89/27,493.52 = 10,003.77/x
  3. Step 3: Cross multiply
    18,325.89x = 27,493.52 × 10,003.77
  4. Step 4: Simplify right side
    18,325.89x = 275,038,800.55
  5. Step 5: Solve for x
    x = 275,038,800.55/18,325.89
  6. Step 6: Final answer
    x = 15,008.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.