Home / 17,950.12-24,768.21-9,992.14

Finding the Fourth Proportional to 17,950.12, 24,768.21 and 9,992.14

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Solution

The fourth proportional to 17,950.12, 24,768.21 and 9,992.14 is: 13,787.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,950.12 : 24,768.21 = 9,992.14 : x
  2. Step 2: Convert to fraction form
    17,950.12/24,768.21 = 9,992.14/x
  3. Step 3: Cross multiply
    17,950.12x = 24,768.21 × 9,992.14
  4. Step 4: Simplify right side
    17,950.12x = 247,487,421.87
  5. Step 5: Solve for x
    x = 247,487,421.87/17,950.12
  6. Step 6: Final answer
    x = 13,787.51

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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.