Home / 13,223.57-19,837.20-3,864.27

Finding the Fourth Proportional to 13,223.57, 19,837.20 and 3,864.27

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Solution

The fourth proportional to 13,223.57, 19,837.20 and 3,864.27 is: 5,796.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,223.57 : 19,837.20 = 3,864.27 : x
  2. Step 2: Convert to fraction form
    13,223.57/19,837.20 = 3,864.27/x
  3. Step 3: Cross multiply
    13,223.57x = 19,837.20 × 3,864.27
  4. Step 4: Simplify right side
    13,223.57x = 76,656,252.40
  5. Step 5: Solve for x
    x = 76,656,252.40/13,223.57
  6. Step 6: Final answer
    x = 5,796.94

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1.5x scale

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.