Home / 27,492.80-41,232.60-7,773.20

Finding the Fourth Proportional to 27,492.80, 41,232.60 and 7,773.20

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Solution

The fourth proportional to 27,492.80, 41,232.60 and 7,773.20 is: 11,657.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,492.80 : 41,232.60 = 7,773.20 : x
  2. Step 2: Convert to fraction form
    27,492.80/41,232.60 = 7,773.20/x
  3. Step 3: Cross multiply
    27,492.80x = 41,232.60 × 7,773.20
  4. Step 4: Simplify right side
    27,492.80x = 320,509,246.32
  5. Step 5: Solve for x
    x = 320,509,246.32/27,492.80
  6. Step 6: Final answer
    x = 11,657.93

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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.