Home / 31,182.05-46,791.53-11,474.45

Finding the Fourth Proportional to 31,182.05, 46,791.53 and 11,474.45

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Solution

The fourth proportional to 31,182.05, 46,791.53 and 11,474.45 is: 17,218.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,182.05 : 46,791.53 = 11,474.45 : x
  2. Step 2: Convert to fraction form
    31,182.05/46,791.53 = 11,474.45/x
  3. Step 3: Cross multiply
    31,182.05x = 46,791.53 × 11,474.45
  4. Step 4: Simplify right side
    31,182.05x = 536,906,780.08
  5. Step 5: Solve for x
    x = 536,906,780.08/31,182.05
  6. Step 6: Final answer
    x = 17,218.46

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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.