Home / 31,009.44-46,515.96-11,290.08

Finding the Fourth Proportional to 31,009.44, 46,515.96 and 11,290.08

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Solution

The fourth proportional to 31,009.44, 46,515.96 and 11,290.08 is: 16,935.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,009.44 : 46,515.96 = 11,290.08 : x
  2. Step 2: Convert to fraction form
    31,009.44/46,515.96 = 11,290.08/x
  3. Step 3: Cross multiply
    31,009.44x = 46,515.96 × 11,290.08
  4. Step 4: Simplify right side
    31,009.44x = 525,168,909.68
  5. Step 5: Solve for x
    x = 525,168,909.68/31,009.44
  6. Step 6: Final answer
    x = 16,935.78

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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.