Home / 30,781.34-46,174.44-9,723.01

Finding the Fourth Proportional to 30,781.34, 46,174.44 and 9,723.01

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Solution

The fourth proportional to 30,781.34, 46,174.44 and 9,723.01 is: 14,585.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,781.34 : 46,174.44 = 9,723.01 : x
  2. Step 2: Convert to fraction form
    30,781.34/46,174.44 = 9,723.01/x
  3. Step 3: Cross multiply
    30,781.34x = 46,174.44 × 9,723.01
  4. Step 4: Simplify right side
    30,781.34x = 448,954,310.99
  5. Step 5: Solve for x
    x = 448,954,310.99/30,781.34
  6. Step 6: Final answer
    x = 14,585.28

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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.