Home / 13,537.30-20,300.14-4,653.53

Finding the Fourth Proportional to 13,537.30, 20,300.14 and 4,653.53

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Solution

The fourth proportional to 13,537.30, 20,300.14 and 4,653.53 is: 6,978.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,537.30 : 20,300.14 = 4,653.53 : x
  2. Step 2: Convert to fraction form
    13,537.30/20,300.14 = 4,653.53/x
  3. Step 3: Cross multiply
    13,537.30x = 20,300.14 × 4,653.53
  4. Step 4: Simplify right side
    13,537.30x = 94,467,246.93
  5. Step 5: Solve for x
    x = 94,467,246.93/13,537.30
  6. Step 6: Final answer
    x = 6,978.29

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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.