Home / 28,099.59-42,137.55-11,448.24

Finding the Fourth Proportional to 28,099.59, 42,137.55 and 11,448.24

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Solution

The fourth proportional to 28,099.59, 42,137.55 and 11,448.24 is: 17,167.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,099.59 : 42,137.55 = 11,448.24 : x
  2. Step 2: Convert to fraction form
    28,099.59/42,137.55 = 11,448.24/x
  3. Step 3: Cross multiply
    28,099.59x = 42,137.55 × 11,448.24
  4. Step 4: Simplify right side
    28,099.59x = 482,400,785.41
  5. Step 5: Solve for x
    x = 482,400,785.41/28,099.59
  6. Step 6: Final answer
    x = 17,167.54

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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.