Home / 16,861.16-23,267.40-9,307.30

Finding the Fourth Proportional to 16,861.16, 23,267.40 and 9,307.30

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Solution

The fourth proportional to 16,861.16, 23,267.40 and 9,307.30 is: 12,843.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,861.16 : 23,267.40 = 9,307.30 : x
  2. Step 2: Convert to fraction form
    16,861.16/23,267.40 = 9,307.30/x
  3. Step 3: Cross multiply
    16,861.16x = 23,267.40 × 9,307.30
  4. Step 4: Simplify right side
    16,861.16x = 216,556,672.02
  5. Step 5: Solve for x
    x = 216,556,672.02/16,861.16
  6. Step 6: Final answer
    x = 12,843.53

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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.