Home / 17,316.66-25,942.35-8,541.30

Finding the Fourth Proportional to 17,316.66, 25,942.35 and 8,541.30

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Solution

The fourth proportional to 17,316.66, 25,942.35 and 8,541.30 is: 12,795.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,316.66 : 25,942.35 = 8,541.30 : x
  2. Step 2: Convert to fraction form
    17,316.66/25,942.35 = 8,541.30/x
  3. Step 3: Cross multiply
    17,316.66x = 25,942.35 × 8,541.30
  4. Step 4: Simplify right side
    17,316.66x = 221,581,394.06
  5. Step 5: Solve for x
    x = 221,581,394.06/17,316.66
  6. Step 6: Final answer
    x = 12,795.85

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Why These Related Problems?

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