Home / 10,164.26-15,205.68-8,792.32

Finding the Fourth Proportional to 10,164.26, 15,205.68 and 8,792.32

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Solution

The fourth proportional to 10,164.26, 15,205.68 and 8,792.32 is: 13,153.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,164.26 : 15,205.68 = 8,792.32 : x
  2. Step 2: Convert to fraction form
    10,164.26/15,205.68 = 8,792.32/x
  3. Step 3: Cross multiply
    10,164.26x = 15,205.68 × 8,792.32
  4. Step 4: Simplify right side
    10,164.26x = 133,693,204.38
  5. Step 5: Solve for x
    x = 133,693,204.38/10,164.26
  6. Step 6: Final answer
    x = 13,153.26

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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.