Home / 46,991.56-70,490.60-13,711.92

Finding the Fourth Proportional to 46,991.56, 70,490.60 and 13,711.92

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Solution

The fourth proportional to 46,991.56, 70,490.60 and 13,711.92 is: 20,568.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,991.56 : 70,490.60 = 13,711.92 : x
  2. Step 2: Convert to fraction form
    46,991.56/70,490.60 = 13,711.92/x
  3. Step 3: Cross multiply
    46,991.56x = 70,490.60 × 13,711.92
  4. Step 4: Simplify right side
    46,991.56x = 966,561,467.95
  5. Step 5: Solve for x
    x = 966,561,467.95/46,991.56
  6. Step 6: Final answer
    x = 20,568.83

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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.