Home / 13,673.31-18,859.73-10,494.87

Finding the Fourth Proportional to 13,673.31, 18,859.73 and 10,494.87

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Solution

The fourth proportional to 13,673.31, 18,859.73 and 10,494.87 is: 14,475.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,673.31 : 18,859.73 = 10,494.87 : x
  2. Step 2: Convert to fraction form
    13,673.31/18,859.73 = 10,494.87/x
  3. Step 3: Cross multiply
    13,673.31x = 18,859.73 × 10,494.87
  4. Step 4: Simplify right side
    13,673.31x = 197,930,414.59
  5. Step 5: Solve for x
    x = 197,930,414.59/13,673.31
  6. Step 6: Final answer
    x = 14,475.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.