Home / 30,244.13-41,755.60-19,492.80

Finding the Fourth Proportional to 30,244.13, 41,755.60 and 19,492.80

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Solution

The fourth proportional to 30,244.13, 41,755.60 and 19,492.80 is: 26,912.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,244.13 : 41,755.60 = 19,492.80 : x
  2. Step 2: Convert to fraction form
    30,244.13/41,755.60 = 19,492.80/x
  3. Step 3: Cross multiply
    30,244.13x = 41,755.60 × 19,492.80
  4. Step 4: Simplify right side
    30,244.13x = 813,933,662.34
  5. Step 5: Solve for x
    x = 813,933,662.34/30,244.13
  6. Step 6: Final answer
    x = 26,912.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.