Home / 13,566.74-20,360.52-6,072.62

Finding the Fourth Proportional to 13,566.74, 20,360.52 and 6,072.62

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Solution

The fourth proportional to 13,566.74, 20,360.52 and 6,072.62 is: 9,113.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,566.74 : 20,360.52 = 6,072.62 : x
  2. Step 2: Convert to fraction form
    13,566.74/20,360.52 = 6,072.62/x
  3. Step 3: Cross multiply
    13,566.74x = 20,360.52 × 6,072.62
  4. Step 4: Simplify right side
    13,566.74x = 123,641,599.16
  5. Step 5: Solve for x
    x = 123,641,599.16/13,566.74
  6. Step 6: Final answer
    x = 9,113.59

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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.