Home / 27,021.73-40,532.12-8,553.25

Finding the Fourth Proportional to 27,021.73, 40,532.12 and 8,553.25

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Solution

The fourth proportional to 27,021.73, 40,532.12 and 8,553.25 is: 12,829.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,021.73 : 40,532.12 = 8,553.25 : x
  2. Step 2: Convert to fraction form
    27,021.73/40,532.12 = 8,553.25/x
  3. Step 3: Cross multiply
    27,021.73x = 40,532.12 × 8,553.25
  4. Step 4: Simplify right side
    27,021.73x = 346,681,312.62
  5. Step 5: Solve for x
    x = 346,681,312.62/27,021.73
  6. Step 6: Final answer
    x = 12,829.72

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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.