Home / 13,173.53-19,762.19-4,285.94

Finding the Fourth Proportional to 13,173.53, 19,762.19 and 4,285.94

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Solution

The fourth proportional to 13,173.53, 19,762.19 and 4,285.94 is: 6,429.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,173.53 : 19,762.19 = 4,285.94 : x
  2. Step 2: Convert to fraction form
    13,173.53/19,762.19 = 4,285.94/x
  3. Step 3: Cross multiply
    13,173.53x = 19,762.19 × 4,285.94
  4. Step 4: Simplify right side
    13,173.53x = 84,699,539.18
  5. Step 5: Solve for x
    x = 84,699,539.18/13,173.53
  6. Step 6: Final answer
    x = 6,429.52

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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.