Home / 27,328.94-40,999.17-8,859.50

Finding the Fourth Proportional to 27,328.94, 40,999.17 and 8,859.50

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Solution

The fourth proportional to 27,328.94, 40,999.17 and 8,859.50 is: 13,291.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,328.94 : 40,999.17 = 8,859.50 : x
  2. Step 2: Convert to fraction form
    27,328.94/40,999.17 = 8,859.50/x
  3. Step 3: Cross multiply
    27,328.94x = 40,999.17 × 8,859.50
  4. Step 4: Simplify right side
    27,328.94x = 363,232,146.62
  5. Step 5: Solve for x
    x = 363,232,146.62/27,328.94
  6. Step 6: Final answer
    x = 13,291.12

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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.