Home / 31,170.51-46,761.86-11,449.22

Finding the Fourth Proportional to 31,170.51, 46,761.86 and 11,449.22

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Solution

The fourth proportional to 31,170.51, 46,761.86 and 11,449.22 is: 17,176.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,170.51 : 46,761.86 = 11,449.22 : x
  2. Step 2: Convert to fraction form
    31,170.51/46,761.86 = 11,449.22/x
  3. Step 3: Cross multiply
    31,170.51x = 46,761.86 × 11,449.22
  4. Step 4: Simplify right side
    31,170.51x = 535,386,617.56
  5. Step 5: Solve for x
    x = 535,386,617.56/31,170.51
  6. Step 6: Final answer
    x = 17,176.06

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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.