Home / 28,845.58-39,805.61-16,098.07

Finding the Fourth Proportional to 28,845.58, 39,805.61 and 16,098.07

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Solution

The fourth proportional to 28,845.58, 39,805.61 and 16,098.07 is: 22,214.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,845.58 : 39,805.61 = 16,098.07 : x
  2. Step 2: Convert to fraction form
    28,845.58/39,805.61 = 16,098.07/x
  3. Step 3: Cross multiply
    28,845.58x = 39,805.61 × 16,098.07
  4. Step 4: Simplify right side
    28,845.58x = 640,793,496.17
  5. Step 5: Solve for x
    x = 640,793,496.17/28,845.58
  6. Step 6: Final answer
    x = 22,214.62

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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.