Home / 13,027.74-19,545.26-5,242.02

Finding the Fourth Proportional to 13,027.74, 19,545.26 and 5,242.02

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Solution

The fourth proportional to 13,027.74, 19,545.26 and 5,242.02 is: 7,864.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,027.74 : 19,545.26 = 5,242.02 : x
  2. Step 2: Convert to fraction form
    13,027.74/19,545.26 = 5,242.02/x
  3. Step 3: Cross multiply
    13,027.74x = 19,545.26 × 5,242.02
  4. Step 4: Simplify right side
    13,027.74x = 102,456,617.62
  5. Step 5: Solve for x
    x = 102,456,617.62/13,027.74
  6. Step 6: Final answer
    x = 7,864.50

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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.