Home / 14,850.12-20,492.28-8,134.56

Finding the Fourth Proportional to 14,850.12, 20,492.28 and 8,134.56

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Solution

The fourth proportional to 14,850.12, 20,492.28 and 8,134.56 is: 11,225.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,850.12 : 20,492.28 = 8,134.56 : x
  2. Step 2: Convert to fraction form
    14,850.12/20,492.28 = 8,134.56/x
  3. Step 3: Cross multiply
    14,850.12x = 20,492.28 × 8,134.56
  4. Step 4: Simplify right side
    14,850.12x = 166,695,681.20
  5. Step 5: Solve for x
    x = 166,695,681.20/14,850.12
  6. Step 6: Final answer
    x = 11,225.21

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