Home / 28,295.24-42,441.54-11,651.12

Finding the Fourth Proportional to 28,295.24, 42,441.54 and 11,651.12

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Solution

The fourth proportional to 28,295.24, 42,441.54 and 11,651.12 is: 17,476.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,295.24 : 42,441.54 = 11,651.12 : x
  2. Step 2: Convert to fraction form
    28,295.24/42,441.54 = 11,651.12/x
  3. Step 3: Cross multiply
    28,295.24x = 42,441.54 × 11,651.12
  4. Step 4: Simplify right side
    28,295.24x = 494,491,475.52
  5. Step 5: Solve for x
    x = 494,491,475.52/28,295.24
  6. Step 6: Final answer
    x = 17,476.14

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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.