Home / 30,151.56-41,611.68-17,577.12

Finding the Fourth Proportional to 30,151.56, 41,611.68 and 17,577.12

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Solution

The fourth proportional to 30,151.56, 41,611.68 and 17,577.12 is: 24,257.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,151.56 : 41,611.68 = 17,577.12 : x
  2. Step 2: Convert to fraction form
    30,151.56/41,611.68 = 17,577.12/x
  3. Step 3: Cross multiply
    30,151.56x = 41,611.68 × 17,577.12
  4. Step 4: Simplify right side
    30,151.56x = 731,413,492.76
  5. Step 5: Solve for x
    x = 731,413,492.76/30,151.56
  6. Step 6: Final answer
    x = 24,257.90

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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.