Home / 13,133.43-19,700.01-3,272.63

Finding the Fourth Proportional to 13,133.43, 19,700.01 and 3,272.63

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Solution

The fourth proportional to 13,133.43, 19,700.01 and 3,272.63 is: 4,908.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,133.43 : 19,700.01 = 3,272.63 : x
  2. Step 2: Convert to fraction form
    13,133.43/19,700.01 = 3,272.63/x
  3. Step 3: Cross multiply
    13,133.43x = 19,700.01 × 3,272.63
  4. Step 4: Simplify right side
    13,133.43x = 64,470,745.23
  5. Step 5: Solve for x
    x = 64,470,745.23/13,133.43
  6. Step 6: Final answer
    x = 4,908.90

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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.