Home / 10,311.42-14,229.84-5,595.72

Finding the Fourth Proportional to 10,311.42, 14,229.84 and 5,595.72

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Solution

The fourth proportional to 10,311.42, 14,229.84 and 5,595.72 is: 7,722.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,311.42 : 14,229.84 = 5,595.72 : x
  2. Step 2: Convert to fraction form
    10,311.42/14,229.84 = 5,595.72/x
  3. Step 3: Cross multiply
    10,311.42x = 14,229.84 × 5,595.72
  4. Step 4: Simplify right side
    10,311.42x = 79,626,200.28
  5. Step 5: Solve for x
    x = 79,626,200.28/10,311.42
  6. Step 6: Final answer
    x = 7,722.14

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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.