Home / 13,606.34-20,410.02-3,746.38

Finding the Fourth Proportional to 13,606.34, 20,410.02 and 3,746.38

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Solution

The fourth proportional to 13,606.34, 20,410.02 and 3,746.38 is: 5,619.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,606.34 : 20,410.02 = 3,746.38 : x
  2. Step 2: Convert to fraction form
    13,606.34/20,410.02 = 3,746.38/x
  3. Step 3: Cross multiply
    13,606.34x = 20,410.02 × 3,746.38
  4. Step 4: Simplify right side
    13,606.34x = 76,463,690.73
  5. Step 5: Solve for x
    x = 76,463,690.73/13,606.34
  6. Step 6: Final answer
    x = 5,619.71

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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.