Home / 46,661.46-69,977.82-13,372.59

Finding the Fourth Proportional to 46,661.46, 69,977.82 and 13,372.59

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Solution

The fourth proportional to 46,661.46, 69,977.82 and 13,372.59 is: 20,054.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,661.46 : 69,977.82 = 13,372.59 : x
  2. Step 2: Convert to fraction form
    46,661.46/69,977.82 = 13,372.59/x
  3. Step 3: Cross multiply
    46,661.46x = 69,977.82 × 13,372.59
  4. Step 4: Simplify right side
    46,661.46x = 935,784,695.95
  5. Step 5: Solve for x
    x = 935,784,695.95/46,661.46
  6. Step 6: Final answer
    x = 20,054.77

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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.