Home / 31,127.33-46,679.54-11,131.43

Finding the Fourth Proportional to 31,127.33, 46,679.54 and 11,131.43

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Solution

The fourth proportional to 31,127.33, 46,679.54 and 11,131.43 is: 16,693.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,127.33 : 46,679.54 = 11,131.43 : x
  2. Step 2: Convert to fraction form
    31,127.33/46,679.54 = 11,131.43/x
  3. Step 3: Cross multiply
    31,127.33x = 46,679.54 × 11,131.43
  4. Step 4: Simplify right side
    31,127.33x = 519,609,742.89
  5. Step 5: Solve for x
    x = 519,609,742.89/31,127.33
  6. Step 6: Final answer
    x = 16,693.04

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1.5x scale

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.