Home / 12,270.03-18,401.96-3,950.93

Finding the Fourth Proportional to 12,270.03, 18,401.96 and 3,950.93

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Solution

The fourth proportional to 12,270.03, 18,401.96 and 3,950.93 is: 5,925.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,270.03 : 18,401.96 = 3,950.93 : x
  2. Step 2: Convert to fraction form
    12,270.03/18,401.96 = 3,950.93/x
  3. Step 3: Cross multiply
    12,270.03x = 18,401.96 × 3,950.93
  4. Step 4: Simplify right side
    12,270.03x = 72,704,744.06
  5. Step 5: Solve for x
    x = 72,704,744.06/12,270.03
  6. Step 6: Final answer
    x = 5,925.39

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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.