Home / 31,410.20-47,114.04-10,633.70

Finding the Fourth Proportional to 31,410.20, 47,114.04 and 10,633.70

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Solution

The fourth proportional to 31,410.20, 47,114.04 and 10,633.70 is: 15,950.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,410.20 : 47,114.04 = 10,633.70 : x
  2. Step 2: Convert to fraction form
    31,410.20/47,114.04 = 10,633.70/x
  3. Step 3: Cross multiply
    31,410.20x = 47,114.04 × 10,633.70
  4. Step 4: Simplify right side
    31,410.20x = 500,996,567.15
  5. Step 5: Solve for x
    x = 500,996,567.15/31,410.20
  6. Step 6: Final answer
    x = 15,950.12

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.