Home / 31,230.11-46,838.44-9,884.51

Finding the Fourth Proportional to 31,230.11, 46,838.44 and 9,884.51

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Solution

The fourth proportional to 31,230.11, 46,838.44 and 9,884.51 is: 14,824.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,230.11 : 46,838.44 = 9,884.51 : x
  2. Step 2: Convert to fraction form
    31,230.11/46,838.44 = 9,884.51/x
  3. Step 3: Cross multiply
    31,230.11x = 46,838.44 × 9,884.51
  4. Step 4: Simplify right side
    31,230.11x = 462,975,028.56
  5. Step 5: Solve for x
    x = 462,975,028.56/31,230.11
  6. Step 6: Final answer
    x = 14,824.64

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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.