Home / 13,491.54-20,237.23-3,630.01

Finding the Fourth Proportional to 13,491.54, 20,237.23 and 3,630.01

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Solution

The fourth proportional to 13,491.54, 20,237.23 and 3,630.01 is: 5,444.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,491.54 : 20,237.23 = 3,630.01 : x
  2. Step 2: Convert to fraction form
    13,491.54/20,237.23 = 3,630.01/x
  3. Step 3: Cross multiply
    13,491.54x = 20,237.23 × 3,630.01
  4. Step 4: Simplify right side
    13,491.54x = 73,461,347.27
  5. Step 5: Solve for x
    x = 73,461,347.27/13,491.54
  6. Step 6: Final answer
    x = 5,444.99

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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.