Home / 31,039.75-46,564.49-10,268.11

Finding the Fourth Proportional to 31,039.75, 46,564.49 and 10,268.11

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Solution

The fourth proportional to 31,039.75, 46,564.49 and 10,268.11 is: 15,403.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,039.75 : 46,564.49 = 10,268.11 : x
  2. Step 2: Convert to fraction form
    31,039.75/46,564.49 = 10,268.11/x
  3. Step 3: Cross multiply
    31,039.75x = 46,564.49 × 10,268.11
  4. Step 4: Simplify right side
    31,039.75x = 478,129,305.41
  5. Step 5: Solve for x
    x = 478,129,305.41/31,039.75
  6. Step 6: Final answer
    x = 15,403.77

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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.