Home / 17,728.24-24,438.12-14,578.96

Finding the Fourth Proportional to 17,728.24, 24,438.12 and 14,578.96

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Solution

The fourth proportional to 17,728.24, 24,438.12 and 14,578.96 is: 20,096.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,728.24 : 24,438.12 = 14,578.96 : x
  2. Step 2: Convert to fraction form
    17,728.24/24,438.12 = 14,578.96/x
  3. Step 3: Cross multiply
    17,728.24x = 24,438.12 × 14,578.96
  4. Step 4: Simplify right side
    17,728.24x = 356,282,373.96
  5. Step 5: Solve for x
    x = 356,282,373.96/17,728.24
  6. Step 6: Final answer
    x = 20,096.88

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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.