Home / 13,073.00-19,601.55-5,272.70

Finding the Fourth Proportional to 13,073.00, 19,601.55 and 5,272.70

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Solution

The fourth proportional to 13,073.00, 19,601.55 and 5,272.70 is: 7,905.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,073.00 : 19,601.55 = 5,272.70 : x
  2. Step 2: Convert to fraction form
    13,073.00/19,601.55 = 5,272.70/x
  3. Step 3: Cross multiply
    13,073.00x = 19,601.55 × 5,272.70
  4. Step 4: Simplify right side
    13,073.00x = 103,352,994.68
  5. Step 5: Solve for x
    x = 103,352,994.68/13,073.00
  6. Step 6: Final answer
    x = 7,905.84

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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.