Home / 31,276.07-46,918.89-10,504.43

Finding the Fourth Proportional to 31,276.07, 46,918.89 and 10,504.43

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Solution

The fourth proportional to 31,276.07, 46,918.89 and 10,504.43 is: 15,758.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,276.07 : 46,918.89 = 10,504.43 : x
  2. Step 2: Convert to fraction form
    31,276.07/46,918.89 = 10,504.43/x
  3. Step 3: Cross multiply
    31,276.07x = 46,918.89 × 10,504.43
  4. Step 4: Simplify right side
    31,276.07x = 492,855,961.09
  5. Step 5: Solve for x
    x = 492,855,961.09/31,276.07
  6. Step 6: Final answer
    x = 15,758.25

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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.