Home / 14,580.38-21,858.11-6,680.25

Finding the Fourth Proportional to 14,580.38, 21,858.11 and 6,680.25

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Solution

The fourth proportional to 14,580.38, 21,858.11 and 6,680.25 is: 10,014.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,580.38 : 21,858.11 = 6,680.25 : x
  2. Step 2: Convert to fraction form
    14,580.38/21,858.11 = 6,680.25/x
  3. Step 3: Cross multiply
    14,580.38x = 21,858.11 × 6,680.25
  4. Step 4: Simplify right side
    14,580.38x = 146,017,639.33
  5. Step 5: Solve for x
    x = 146,017,639.33/14,580.38
  6. Step 6: Final answer
    x = 10,014.67

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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.