Home / 32,711.10-45,137.43-18,371.67

Finding the Fourth Proportional to 32,711.10, 45,137.43 and 18,371.67

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Solution

The fourth proportional to 32,711.10, 45,137.43 and 18,371.67 is: 25,350.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,711.10 : 45,137.43 = 18,371.67 : x
  2. Step 2: Convert to fraction form
    32,711.10/45,137.43 = 18,371.67/x
  3. Step 3: Cross multiply
    32,711.10x = 45,137.43 × 18,371.67
  4. Step 4: Simplify right side
    32,711.10x = 829,249,968.61
  5. Step 5: Solve for x
    x = 829,249,968.61/32,711.10
  6. Step 6: Final answer
    x = 25,350.72

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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.