Home / 31,048.68-46,546.89-13,505.29

Finding the Fourth Proportional to 31,048.68, 46,546.89 and 13,505.29

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Solution

The fourth proportional to 31,048.68, 46,546.89 and 13,505.29 is: 20,246.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,048.68 : 46,546.89 = 13,505.29 : x
  2. Step 2: Convert to fraction form
    31,048.68/46,546.89 = 13,505.29/x
  3. Step 3: Cross multiply
    31,048.68x = 46,546.89 × 13,505.29
  4. Step 4: Simplify right side
    31,048.68x = 628,629,248.05
  5. Step 5: Solve for x
    x = 628,629,248.05/31,048.68
  6. Step 6: Final answer
    x = 20,246.57

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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.