Home / 10,818.30-16,232.48-4,152.58

Finding the Fourth Proportional to 10,818.30, 16,232.48 and 4,152.58

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Solution

The fourth proportional to 10,818.30, 16,232.48 and 4,152.58 is: 6,230.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,818.30 : 16,232.48 = 4,152.58 : x
  2. Step 2: Convert to fraction form
    10,818.30/16,232.48 = 4,152.58/x
  3. Step 3: Cross multiply
    10,818.30x = 16,232.48 × 4,152.58
  4. Step 4: Simplify right side
    10,818.30x = 67,406,705.66
  5. Step 5: Solve for x
    x = 67,406,705.66/10,818.30
  6. Step 6: Final answer
    x = 6,230.80

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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.