Home / 46,660.38-69,969.97-13,372.89

Finding the Fourth Proportional to 46,660.38, 69,969.97 and 13,372.89

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Solution

The fourth proportional to 46,660.38, 69,969.97 and 13,372.89 is: 20,053.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,660.38 : 69,969.97 = 13,372.89 : x
  2. Step 2: Convert to fraction form
    46,660.38/69,969.97 = 13,372.89/x
  3. Step 3: Cross multiply
    46,660.38x = 69,969.97 × 13,372.89
  4. Step 4: Simplify right side
    46,660.38x = 935,700,712.11
  5. Step 5: Solve for x
    x = 935,700,712.11/46,660.38
  6. Step 6: Final answer
    x = 20,053.43

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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.