Home / 25,857.77-38,792.73-8,326.94

Finding the Fourth Proportional to 25,857.77, 38,792.73 and 8,326.94

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Solution

The fourth proportional to 25,857.77, 38,792.73 and 8,326.94 is: 12,492.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,857.77 : 38,792.73 = 8,326.94 : x
  2. Step 2: Convert to fraction form
    25,857.77/38,792.73 = 8,326.94/x
  3. Step 3: Cross multiply
    25,857.77x = 38,792.73 × 8,326.94
  4. Step 4: Simplify right side
    25,857.77x = 323,024,735.15
  5. Step 5: Solve for x
    x = 323,024,735.15/25,857.77
  6. Step 6: Final answer
    x = 12,492.37

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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.